21964410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18773}}^1$

素因数の和:18799

約数の個数: 48

約数和(自身を含む): 61503624

約数和(自身を除く): 39539214

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18773, 37546, 56319, 93865, 112638, 168957, 187730, 244049, 281595, 337914, 488098, 563190, 732147, 844785, 1220245, 1464294, 1689570, 2196441, 2440490, 3660735, 4392882, 7321470, 10982205, 21964410]

約数ペア:

[(1, 21964410), (2, 10982205), (3, 7321470), (5, 4392882), (6, 3660735), (9, 2440490), (10, 2196441), (13, 1689570), (15, 1464294), (18, 1220245), (26, 844785), (30, 732147), (39, 563190), (45, 488098), (65, 337914), (78, 281595), (90, 244049), (117, 187730), (130, 168957), (195, 112638), (234, 93865), (390, 56319), (585, 37546), (1170, 18773)]