21555060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6089}}^1$

素因数の和:6160

約数の個数: 48

約数和(自身を含む): 61387200

約数和(自身を除く): 39832140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 6089, 12178, 18267, 24356, 30445, 36534, 60890, 73068, 91335, 121780, 182670, 359251, 365340, 718502, 1077753, 1437004, 1796255, 2155506, 3592510, 4311012, 5388765, 7185020, 10777530, 21555060]

約数ペア:

[(1, 21555060), (2, 10777530), (3, 7185020), (4, 5388765), (5, 4311012), (6, 3592510), (10, 2155506), (12, 1796255), (15, 1437004), (20, 1077753), (30, 718502), (59, 365340), (60, 359251), (118, 182670), (177, 121780), (236, 91335), (295, 73068), (354, 60890), (590, 36534), (708, 30445), (885, 24356), (1180, 18267), (1770, 12178), (3540, 6089)]