21992988

素因数分解:

$2^2\times 3^1\times {\mathrm{569}}^1\times {\mathrm{3221}}^1$

素因数の和:3797

約数の個数: 24

約数和(自身を含む): 51423120

約数和(自身を除く): 29430132

約数列:

[1, 2, 3, 4, 6, 12, 569, 1138, 1707, 2276, 3221, 3414, 6442, 6828, 9663, 12884, 19326, 38652, 1832749, 3665498, 5498247, 7330996, 10996494, 21992988]

約数ペア:

[(1, 21992988), (2, 10996494), (3, 7330996), (4, 5498247), (6, 3665498), (12, 1832749), (569, 38652), (1138, 19326), (1707, 12884), (2276, 9663), (3221, 6828), (3414, 6442)]