21879998470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1\times {\mathrm{8713}}^1$

素因数の和:9385

約数の個数: 64

約数和(自身を含む): 44202148416

約数和(自身を除く): 22322149946

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 617, 814, 1234, 2035, 3085, 4070, 6170, 6787, 8713, 13574, 17426, 22829, 33935, 43565, 45658, 67870, 87130, 95843, 114145, 191686, 228290, 251119, 322381, 479215, 502238, 644762, 958430, 1255595, 1611905, 2511190, 3223810, 3546191, 5375921, 7092382, 10751842, 17730955, 26879605, 35461910, 53759210, 59135131, 118270262, 198909077, 295675655, 397818154, 591351310, 994545385, 1989090770, 2187999847, 4375999694, 10939999235, 21879998470]

約数ペア:

[(1, 21879998470), (2, 10939999235), (5, 4375999694), (10, 2187999847), (11, 1989090770), (22, 994545385), (37, 591351310), (55, 397818154), (74, 295675655), (110, 198909077), (185, 118270262), (370, 59135131), (407, 53759210), (617, 35461910), (814, 26879605), (1234, 17730955), (2035, 10751842), (3085, 7092382), (4070, 5375921), (6170, 3546191), (6787, 3223810), (8713, 2511190), (13574, 1611905), (17426, 1255595), (22829, 958430), (33935, 644762), (43565, 502238), (45658, 479215), (67870, 322381), (87130, 251119), (95843, 228290), (114145, 191686)]