21791676

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 52183040

約数和(自身を除く): 30391364

約数列:

[1, 2, 3, 4, 6, 12, 79, 127, 158, 181, 237, 254, 316, 362, 381, 474, 508, 543, 724, 762, 948, 1086, 1524, 2172, 10033, 14299, 20066, 22987, 28598, 30099, 40132, 42897, 45974, 57196, 60198, 68961, 85794, 91948, 120396, 137922, 171588, 275844, 1815973, 3631946, 5447919, 7263892, 10895838, 21791676]

約数ペア:

[(1, 21791676), (2, 10895838), (3, 7263892), (4, 5447919), (6, 3631946), (12, 1815973), (79, 275844), (127, 171588), (158, 137922), (181, 120396), (237, 91948), (254, 85794), (316, 68961), (362, 60198), (381, 57196), (474, 45974), (508, 42897), (543, 40132), (724, 30099), (762, 28598), (948, 22987), (1086, 20066), (1524, 14299), (2172, 10033)]