21029176

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 48729600

約数和(自身を除く): 27700424

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 29, 46, 56, 58, 92, 116, 161, 184, 203, 232, 322, 406, 563, 644, 667, 812, 1126, 1288, 1334, 1624, 2252, 2668, 3941, 4504, 4669, 5336, 7882, 9338, 12949, 15764, 16327, 18676, 25898, 31528, 32654, 37352, 51796, 65308, 90643, 103592, 114289, 130616, 181286, 228578, 362572, 375521, 457156, 725144, 751042, 914312, 1502084, 2628647, 3004168, 5257294, 10514588, 21029176]

約数ペア:

[(1, 21029176), (2, 10514588), (4, 5257294), (7, 3004168), (8, 2628647), (14, 1502084), (23, 914312), (28, 751042), (29, 725144), (46, 457156), (56, 375521), (58, 362572), (92, 228578), (116, 181286), (161, 130616), (184, 114289), (203, 103592), (232, 90643), (322, 65308), (406, 51796), (563, 37352), (644, 32654), (667, 31528), (812, 25898), (1126, 18676), (1288, 16327), (1334, 15764), (1624, 12949), (2252, 9338), (2668, 7882), (3941, 5336), (4504, 4669)]