21689394

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 44452800

約数和(自身を除く): 22763406

約数列:

[1, 2, 3, 6, 83, 97, 166, 194, 249, 291, 449, 498, 582, 898, 1347, 2694, 8051, 16102, 24153, 37267, 43553, 48306, 74534, 87106, 111801, 130659, 223602, 261318, 3614899, 7229798, 10844697, 21689394]

約数ペア:

[(1, 21689394), (2, 10844697), (3, 7229798), (6, 3614899), (83, 261318), (97, 223602), (166, 130659), (194, 111801), (249, 87106), (291, 74534), (449, 48306), (498, 43553), (582, 37267), (898, 24153), (1347, 16102), (2694, 8051)]