21580026536

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{134291}}^1$

素因数の和:134729

約数の個数: 32

約数和(自身を含む): 41335077600

約数和(自身を除く): 19755051064

約数列:

[1, 2, 4, 8, 53, 106, 212, 379, 424, 758, 1516, 3032, 20087, 40174, 80348, 134291, 160696, 268582, 537164, 1074328, 7117423, 14234846, 28469692, 50896289, 56939384, 101792578, 203585156, 407170312, 2697503317, 5395006634, 10790013268, 21580026536]

約数ペア:

[(1, 21580026536), (2, 10790013268), (4, 5395006634), (8, 2697503317), (53, 407170312), (106, 203585156), (212, 101792578), (379, 56939384), (424, 50896289), (758, 28469692), (1516, 14234846), (3032, 7117423), (20087, 1074328), (40174, 537164), (80348, 268582), (134291, 160696)]