21374730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18269}}^1$

素因数の和:18295

約数の個数: 48

約数和(自身を含む): 59852520

約数和(自身を除く): 38477790

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, 18269, 36538, 54807, 91345, 109614, 164421, 182690, 237497, 274035, 328842, 474994, 548070, 712491, 822105, 1187485, 1424982, 1644210, 2137473, 2374970, 3562455, 4274946, 7124910, 10687365, 21374730]

約数ペア:

[(1, 21374730), (2, 10687365), (3, 7124910), (5, 4274946), (6, 3562455), (9, 2374970), (10, 2137473), (13, 1644210), (15, 1424982), (18, 1187485), (26, 822105), (30, 712491), (39, 548070), (45, 474994), (65, 328842), (78, 274035), (90, 237497), (117, 182690), (130, 164421), (195, 109614), (234, 91345), (390, 54807), (585, 36538), (1170, 18269)]