21767736

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 56311200

約数和(自身を除く): 34543464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 109, 157, 159, 212, 218, 314, 318, 327, 424, 436, 471, 628, 636, 654, 872, 942, 1256, 1272, 1308, 1884, 2616, 3768, 5777, 8321, 11554, 16642, 17113, 17331, 23108, 24963, 33284, 34226, 34662, 46216, 49926, 51339, 66568, 68452, 69324, 99852, 102678, 136904, 138648, 199704, 205356, 410712, 906989, 1813978, 2720967, 3627956, 5441934, 7255912, 10883868, 21767736]

約数ペア:

[(1, 21767736), (2, 10883868), (3, 7255912), (4, 5441934), (6, 3627956), (8, 2720967), (12, 1813978), (24, 906989), (53, 410712), (106, 205356), (109, 199704), (157, 138648), (159, 136904), (212, 102678), (218, 99852), (314, 69324), (318, 68452), (327, 66568), (424, 51339), (436, 49926), (471, 46216), (628, 34662), (636, 34226), (654, 33284), (872, 24963), (942, 23108), (1256, 17331), (1272, 17113), (1308, 16642), (1884, 11554), (2616, 8321), (3768, 5777)]