21167349189

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{523}}^1\times {\mathrm{4451}}^1$

素因数の和:5417

約数の個数: 32

約数和(自身を含む): 32398593024

約数和(自身を除く): 11231243835

約数列:

[1, 3, 7, 21, 433, 523, 1299, 1569, 3031, 3661, 4451, 9093, 10983, 13353, 31157, 93471, 226459, 679377, 1585213, 1927283, 2327873, 4755639, 5781849, 6983619, 13490981, 16295111, 40472943, 48885333, 1007969009, 3023907027, 7055783063, 21167349189]

約数ペア:

[(1, 21167349189), (3, 7055783063), (7, 3023907027), (21, 1007969009), (433, 48885333), (523, 40472943), (1299, 16295111), (1569, 13490981), (3031, 6983619), (3661, 5781849), (4451, 4755639), (9093, 2327873), (10983, 1927283), (13353, 1585213), (31157, 679377), (93471, 226459)]