21297156984

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{3203}}^1$

素因数の和:3583

約数の個数: 160

約数和(自身を含む): 61781322240

約数和(自身を除く): 40484165256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 331, 372, 558, 648, 662, 744, 837, 993, 1116, 1324, 1674, 1986, 2232, 2511, 2648, 2979, 3203, 3348, 3972, 5022, 5958, 6406, 6696, 7944, 8937, 9609, 10044, 10261, 11916, 12812, 17874, 19218, 20088, 20522, 23832, 25624, 26811, 28827, 30783, 35748, 38436, 41044, 53622, 57654, 61566, 71496, 76872, 82088, 86481, 92349, 99293, 107244, 115308, 123132, 172962, 184698, 198586, 214488, 230616, 246264, 259443, 277047, 297879, 345924, 369396, 397172, 518886, 554094, 595758, 691848, 738792, 794344, 831141, 893637, 1037772, 1060193, 1108188, 1191516, 1662282, 1787274, 2075544, 2120386, 2216376, 2383032, 2680911, 3180579, 3324564, 3574548, 4240772, 5361822, 6361158, 6649128, 7149096, 8042733, 8481544, 9541737, 10723644, 12722316, 16085466, 19083474, 21447288, 25444632, 28625211, 32170932, 32865983, 38166948, 57250422, 64341864, 65731966, 76333896, 85875633, 98597949, 114500844, 131463932, 171751266, 197195898, 229001688, 262927864, 295793847, 343502532, 394391796, 591587694, 687005064, 788783592, 887381541, 1183175388, 1774763082, 2366350776, 2662144623, 3549526164, 5324289246, 7099052328, 10648578492, 21297156984]

約数ペア:

[(1, 21297156984), (2, 10648578492), (3, 7099052328), (4, 5324289246), (6, 3549526164), (8, 2662144623), (9, 2366350776), (12, 1774763082), (18, 1183175388), (24, 887381541), (27, 788783592), (31, 687005064), (36, 591587694), (54, 394391796), (62, 343502532), (72, 295793847), (81, 262927864), (93, 229001688), (108, 197195898), (124, 171751266), (162, 131463932), (186, 114500844), (216, 98597949), (248, 85875633), (279, 76333896), (324, 65731966), (331, 64341864), (372, 57250422), (558, 38166948), (648, 32865983), (662, 32170932), (744, 28625211), (837, 25444632), (993, 21447288), (1116, 19083474), (1324, 16085466), (1674, 12722316), (1986, 10723644), (2232, 9541737), (2511, 8481544), (2648, 8042733), (2979, 7149096), (3203, 6649128), (3348, 6361158), (3972, 5361822), (5022, 4240772), (5958, 3574548), (6406, 3324564), (6696, 3180579), (7944, 2680911), (8937, 2383032), (9609, 2216376), (10044, 2120386), (10261, 2075544), (11916, 1787274), (12812, 1662282), (17874, 1191516), (19218, 1108188), (20088, 1060193), (20522, 1037772), (23832, 893637), (25624, 831141), (26811, 794344), (28827, 738792), (30783, 691848), (35748, 595758), (38436, 554094), (41044, 518886), (53622, 397172), (57654, 369396), (61566, 345924), (71496, 297879), (76872, 277047), (82088, 259443), (86481, 246264), (92349, 230616), (99293, 214488), (107244, 198586), (115308, 184698), (123132, 172962)]