21576888

素因数分解:

$2^3\times 3^3\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 60364800

約数和(自身を除く): 38787912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 191, 216, 382, 523, 573, 764, 1046, 1146, 1528, 1569, 1719, 2092, 2292, 3138, 3438, 4184, 4584, 4707, 5157, 6276, 6876, 9414, 10314, 12552, 13752, 14121, 18828, 20628, 28242, 37656, 41256, 56484, 99893, 112968, 199786, 299679, 399572, 599358, 799144, 899037, 1198716, 1798074, 2397432, 2697111, 3596148, 5394222, 7192296, 10788444, 21576888]

約数ペア:

[(1, 21576888), (2, 10788444), (3, 7192296), (4, 5394222), (6, 3596148), (8, 2697111), (9, 2397432), (12, 1798074), (18, 1198716), (24, 899037), (27, 799144), (36, 599358), (54, 399572), (72, 299679), (108, 199786), (191, 112968), (216, 99893), (382, 56484), (523, 41256), (573, 37656), (764, 28242), (1046, 20628), (1146, 18828), (1528, 14121), (1569, 13752), (1719, 12552), (2092, 10314), (2292, 9414), (3138, 6876), (3438, 6276), (4184, 5157), (4584, 4707)]