21574692

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 57238272

約数和(自身を除く): 35663580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 311, 369, 423, 492, 564, 622, 738, 846, 933, 1244, 1476, 1692, 1866, 1927, 2799, 3732, 3854, 5598, 5781, 7708, 11196, 11562, 12751, 14617, 17343, 23124, 25502, 29234, 34686, 38253, 43851, 51004, 58468, 69372, 76506, 87702, 114759, 131553, 153012, 175404, 229518, 263106, 459036, 526212, 599297, 1198594, 1797891, 2397188, 3595782, 5393673, 7191564, 10787346, 21574692]

約数ペア:

[(1, 21574692), (2, 10787346), (3, 7191564), (4, 5393673), (6, 3595782), (9, 2397188), (12, 1797891), (18, 1198594), (36, 599297), (41, 526212), (47, 459036), (82, 263106), (94, 229518), (123, 175404), (141, 153012), (164, 131553), (188, 114759), (246, 87702), (282, 76506), (311, 69372), (369, 58468), (423, 51004), (492, 43851), (564, 38253), (622, 34686), (738, 29234), (846, 25502), (933, 23124), (1244, 17343), (1476, 14617), (1692, 12751), (1866, 11562), (1927, 11196), (2799, 7708), (3732, 5781), (3854, 5598)]