21435432

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 34378968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 101, 111, 148, 202, 222, 239, 296, 303, 404, 444, 478, 606, 717, 808, 888, 956, 1212, 1434, 1912, 2424, 2868, 3737, 5736, 7474, 8843, 11211, 14948, 17686, 22422, 24139, 26529, 29896, 35372, 44844, 48278, 53058, 70744, 72417, 89688, 96556, 106116, 144834, 193112, 212232, 289668, 579336, 893143, 1786286, 2679429, 3572572, 5358858, 7145144, 10717716, 21435432]

約数ペア:

[(1, 21435432), (2, 10717716), (3, 7145144), (4, 5358858), (6, 3572572), (8, 2679429), (12, 1786286), (24, 893143), (37, 579336), (74, 289668), (101, 212232), (111, 193112), (148, 144834), (202, 106116), (222, 96556), (239, 89688), (296, 72417), (303, 70744), (404, 53058), (444, 48278), (478, 44844), (606, 35372), (717, 29896), (808, 26529), (888, 24139), (956, 22422), (1212, 17686), (1434, 14948), (1912, 11211), (2424, 8843), (2868, 7474), (3737, 5736)]