21351510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4021}}^1$

素因数の和:4093

約数の個数: 48

約数和(自身を含む): 56468880

約数和(自身を除く): 35117370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 531, 590, 885, 1062, 1770, 2655, 4021, 5310, 8042, 12063, 20105, 24126, 36189, 40210, 60315, 72378, 120630, 180945, 237239, 361890, 474478, 711717, 1186195, 1423434, 2135151, 2372390, 3558585, 4270302, 7117170, 10675755, 21351510]

約数ペア:

[(1, 21351510), (2, 10675755), (3, 7117170), (5, 4270302), (6, 3558585), (9, 2372390), (10, 2135151), (15, 1423434), (18, 1186195), (30, 711717), (45, 474478), (59, 361890), (90, 237239), (118, 180945), (177, 120630), (295, 72378), (354, 60315), (531, 40210), (590, 36189), (885, 24126), (1062, 20105), (1770, 12063), (2655, 8042), (4021, 5310)]