21588424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 26674616

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 113, 143, 167, 226, 286, 334, 452, 572, 668, 904, 1144, 1243, 1336, 1469, 1837, 2171, 2486, 2938, 3674, 4342, 4972, 5876, 7348, 8684, 9944, 11752, 14696, 16159, 17368, 18871, 23881, 32318, 37742, 47762, 64636, 75484, 95524, 129272, 150968, 191048, 207581, 245323, 415162, 490646, 830324, 981292, 1660648, 1962584, 2698553, 5397106, 10794212, 21588424]

約数ペア:

[(1, 21588424), (2, 10794212), (4, 5397106), (8, 2698553), (11, 1962584), (13, 1660648), (22, 981292), (26, 830324), (44, 490646), (52, 415162), (88, 245323), (104, 207581), (113, 191048), (143, 150968), (167, 129272), (226, 95524), (286, 75484), (334, 64636), (452, 47762), (572, 37742), (668, 32318), (904, 23881), (1144, 18871), (1243, 17368), (1336, 16159), (1469, 14696), (1837, 11752), (2171, 9944), (2486, 8684), (2938, 7348), (3674, 5876), (4342, 4972)]