21889290840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2207}}^1\times {\mathrm{82651}}^1$

素因数の和:84872

約数の個数: 64

約数和(自身を含む): 65698421760

約数和(自身を除く): 43809130920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2207, 4414, 6621, 8828, 11035, 13242, 17656, 22070, 26484, 33105, 44140, 52968, 66210, 82651, 88280, 132420, 165302, 247953, 264840, 330604, 413255, 495906, 661208, 826510, 991812, 1239765, 1653020, 1983624, 2479530, 3306040, 4959060, 9918120, 182410757, 364821514, 547232271, 729643028, 912053785, 1094464542, 1459286056, 1824107570, 2188929084, 2736161355, 3648215140, 4377858168, 5472322710, 7296430280, 10944645420, 21889290840]

約数ペア:

[(1, 21889290840), (2, 10944645420), (3, 7296430280), (4, 5472322710), (5, 4377858168), (6, 3648215140), (8, 2736161355), (10, 2188929084), (12, 1824107570), (15, 1459286056), (20, 1094464542), (24, 912053785), (30, 729643028), (40, 547232271), (60, 364821514), (120, 182410757), (2207, 9918120), (4414, 4959060), (6621, 3306040), (8828, 2479530), (11035, 1983624), (13242, 1653020), (17656, 1239765), (22070, 991812), (26484, 826510), (33105, 661208), (44140, 495906), (52968, 413255), (66210, 330604), (82651, 264840), (88280, 247953), (132420, 165302)]