21502122

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{87407}}^1$

素因数の和:87453

約数の個数: 16

約数和(自身を含む): 44053632

約数和(自身を除く): 22551510

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 87407, 174814, 262221, 524442, 3583687, 7167374, 10751061, 21502122]

約数ペア:

[(1, 21502122), (2, 10751061), (3, 7167374), (6, 3583687), (41, 524442), (82, 262221), (123, 174814), (246, 87407)]