21506670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12577}}^1$

素因数の和:12609

約数の個数: 48

約数和(自身を含む): 58865040

約数和(自身を除く): 37358370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12577, 25154, 37731, 62885, 75462, 113193, 125770, 188655, 226386, 238963, 377310, 477926, 565965, 716889, 1131930, 1194815, 1433778, 2150667, 2389630, 3584445, 4301334, 7168890, 10753335, 21506670]

約数ペア:

[(1, 21506670), (2, 10753335), (3, 7168890), (5, 4301334), (6, 3584445), (9, 2389630), (10, 2150667), (15, 1433778), (18, 1194815), (19, 1131930), (30, 716889), (38, 565965), (45, 477926), (57, 377310), (90, 238963), (95, 226386), (114, 188655), (171, 125770), (190, 113193), (285, 75462), (342, 62885), (570, 37731), (855, 25154), (1710, 12577)]