21190557510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{137771}}^1$

素因数の和:139493

約数の個数: 48

約数和(自身を含む): 55128088080

約数和(自身を除く): 33937530570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1709, 3418, 5127, 8545, 10254, 15381, 17090, 25635, 30762, 51270, 76905, 137771, 153810, 275542, 413313, 688855, 826626, 1239939, 1377710, 2066565, 2479878, 4133130, 6199695, 12399390, 235450639, 470901278, 706351917, 1177253195, 1412703834, 2119055751, 2354506390, 3531759585, 4238111502, 7063519170, 10595278755, 21190557510]

約数ペア:

[(1, 21190557510), (2, 10595278755), (3, 7063519170), (5, 4238111502), (6, 3531759585), (9, 2354506390), (10, 2119055751), (15, 1412703834), (18, 1177253195), (30, 706351917), (45, 470901278), (90, 235450639), (1709, 12399390), (3418, 6199695), (5127, 4133130), (8545, 2479878), (10254, 2066565), (15381, 1377710), (17090, 1239939), (25635, 826626), (30762, 688855), (51270, 413313), (76905, 275542), (137771, 153810)]