21298733764

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{3359}}^1$

素因数の和:3578

約数の個数: 144

約数和(自身を含む): 50386613760

約数和(自身を除く): 29087879996

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 173, 187, 196, 238, 308, 346, 374, 476, 539, 692, 748, 833, 1078, 1211, 1309, 1666, 1903, 2156, 2422, 2618, 2941, 3332, 3359, 3806, 4844, 5236, 5882, 6718, 7612, 8477, 9163, 11764, 13321, 13436, 16954, 18326, 20587, 23513, 26642, 32351, 33908, 36652, 36949, 41174, 47026, 53284, 57103, 64702, 73898, 82348, 93247, 94052, 114206, 129404, 144109, 147796, 164591, 186494, 226457, 228412, 258643, 288218, 329182, 372988, 399721, 452914, 517286, 576436, 581107, 628133, 658364, 799442, 905828, 1034572, 1162214, 1256266, 1585199, 1598884, 1810501, 2324428, 2512532, 2798047, 3170398, 3621002, 4067749, 4396931, 5596094, 6340796, 6392177, 7242004, 8135498, 8793862, 9878819, 11192188, 12784354, 16270996, 17587724, 19757638, 25568708, 28474243, 30778517, 39515276, 44745239, 56948486, 61557034, 69151733, 89490478, 108667009, 113896972, 123114068, 138303466, 178980956, 217334018, 276606932, 313216673, 434668036, 484062131, 626433346, 760669063, 968124262, 1252866692, 1521338126, 1936248524, 3042676252, 5324683441, 10649366882, 21298733764]

約数ペア:

[(1, 21298733764), (2, 10649366882), (4, 5324683441), (7, 3042676252), (11, 1936248524), (14, 1521338126), (17, 1252866692), (22, 968124262), (28, 760669063), (34, 626433346), (44, 484062131), (49, 434668036), (68, 313216673), (77, 276606932), (98, 217334018), (119, 178980956), (154, 138303466), (173, 123114068), (187, 113896972), (196, 108667009), (238, 89490478), (308, 69151733), (346, 61557034), (374, 56948486), (476, 44745239), (539, 39515276), (692, 30778517), (748, 28474243), (833, 25568708), (1078, 19757638), (1211, 17587724), (1309, 16270996), (1666, 12784354), (1903, 11192188), (2156, 9878819), (2422, 8793862), (2618, 8135498), (2941, 7242004), (3332, 6392177), (3359, 6340796), (3806, 5596094), (4844, 4396931), (5236, 4067749), (5882, 3621002), (6718, 3170398), (7612, 2798047), (8477, 2512532), (9163, 2324428), (11764, 1810501), (13321, 1598884), (13436, 1585199), (16954, 1256266), (18326, 1162214), (20587, 1034572), (23513, 905828), (26642, 799442), (32351, 658364), (33908, 628133), (36652, 581107), (36949, 576436), (41174, 517286), (47026, 452914), (53284, 399721), (57103, 372988), (64702, 329182), (73898, 288218), (82348, 258643), (93247, 228412), (94052, 226457), (114206, 186494), (129404, 164591), (144109, 147796)]