21102078

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1056

約数の個数: 32

約数和(自身を含む): 43718400

約数和(自身を除く): 22616322

約数列:

[1, 2, 3, 6, 43, 86, 89, 129, 178, 258, 267, 534, 919, 1838, 2757, 3827, 5514, 7654, 11481, 22962, 39517, 79034, 81791, 118551, 163582, 237102, 245373, 490746, 3517013, 7034026, 10551039, 21102078]

約数ペア:

[(1, 21102078), (2, 10551039), (3, 7034026), (6, 3517013), (43, 490746), (86, 245373), (89, 237102), (129, 163582), (178, 118551), (258, 81791), (267, 79034), (534, 39517), (919, 22962), (1838, 11481), (2757, 7654), (3827, 5514)]