21597030

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:332

約数の個数: 160

約数和(自身を含む): 71717184

約数和(自身を除く): 50120154

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 81, 90, 91, 105, 117, 126, 130, 135, 162, 182, 189, 195, 210, 234, 270, 273, 293, 315, 351, 378, 390, 405, 455, 546, 567, 585, 586, 630, 702, 810, 819, 879, 910, 945, 1053, 1134, 1170, 1365, 1465, 1638, 1755, 1758, 1890, 2051, 2106, 2457, 2637, 2730, 2835, 2930, 3510, 3809, 4095, 4102, 4395, 4914, 5265, 5274, 5670, 6153, 7371, 7618, 7911, 8190, 8790, 10255, 10530, 11427, 12285, 12306, 13185, 14742, 15822, 18459, 19045, 20510, 22854, 23733, 24570, 26370, 26663, 30765, 34281, 36855, 36918, 38090, 39555, 47466, 53326, 55377, 57135, 61530, 68562, 73710, 79110, 79989, 92295, 102843, 110754, 114270, 118665, 133315, 159978, 166131, 171405, 184590, 205686, 237330, 239967, 266630, 276885, 308529, 332262, 342810, 399945, 479934, 514215, 553770, 617058, 719901, 799890, 830655, 1028430, 1199835, 1439802, 1542645, 1661310, 2159703, 2399670, 3085290, 3599505, 4319406, 7199010, 10798515, 21597030]

約数ペア:

[(1, 21597030), (2, 10798515), (3, 7199010), (5, 4319406), (6, 3599505), (7, 3085290), (9, 2399670), (10, 2159703), (13, 1661310), (14, 1542645), (15, 1439802), (18, 1199835), (21, 1028430), (26, 830655), (27, 799890), (30, 719901), (35, 617058), (39, 553770), (42, 514215), (45, 479934), (54, 399945), (63, 342810), (65, 332262), (70, 308529), (78, 276885), (81, 266630), (90, 239967), (91, 237330), (105, 205686), (117, 184590), (126, 171405), (130, 166131), (135, 159978), (162, 133315), (182, 118665), (189, 114270), (195, 110754), (210, 102843), (234, 92295), (270, 79989), (273, 79110), (293, 73710), (315, 68562), (351, 61530), (378, 57135), (390, 55377), (405, 53326), (455, 47466), (546, 39555), (567, 38090), (585, 36918), (586, 36855), (630, 34281), (702, 30765), (810, 26663), (819, 26370), (879, 24570), (910, 23733), (945, 22854), (1053, 20510), (1134, 19045), (1170, 18459), (1365, 15822), (1465, 14742), (1638, 13185), (1755, 12306), (1758, 12285), (1890, 11427), (2051, 10530), (2106, 10255), (2457, 8790), (2637, 8190), (2730, 7911), (2835, 7618), (2930, 7371), (3510, 6153), (3809, 5670), (4095, 5274), (4102, 5265), (4395, 4914)]