21493122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{811}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 49265664

約数和(自身を除く): 27772542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 631, 811, 1262, 1622, 1893, 2433, 3786, 4417, 4866, 5677, 8834, 11354, 13251, 17031, 26502, 34062, 511741, 1023482, 1535223, 3070446, 3582187, 7164374, 10746561, 21493122]

約数ペア:

[(1, 21493122), (2, 10746561), (3, 7164374), (6, 3582187), (7, 3070446), (14, 1535223), (21, 1023482), (42, 511741), (631, 34062), (811, 26502), (1262, 17031), (1622, 13251), (1893, 11354), (2433, 8834), (3786, 5677), (4417, 4866)]