21662312

素因数分解:

$2^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 47958660

約数和(自身を除く): 26296348

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 98, 146, 196, 292, 392, 511, 584, 757, 1022, 1514, 2044, 3028, 3577, 4088, 5299, 6056, 7154, 10598, 14308, 21196, 28616, 37093, 42392, 55261, 74186, 110522, 148372, 221044, 296744, 386827, 442088, 773654, 1547308, 2707789, 3094616, 5415578, 10831156, 21662312]

約数ペア:

[(1, 21662312), (2, 10831156), (4, 5415578), (7, 3094616), (8, 2707789), (14, 1547308), (28, 773654), (49, 442088), (56, 386827), (73, 296744), (98, 221044), (146, 148372), (196, 110522), (292, 74186), (392, 55261), (511, 42392), (584, 37093), (757, 28616), (1022, 21196), (1514, 14308), (2044, 10598), (3028, 7154), (3577, 6056), (4088, 5299)]