21439530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34031}}^1$

素因数の和:34051

約数の個数: 48

約数和(自身を含む): 63707904

約数和(自身を除く): 42268374

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34031, 68062, 102093, 170155, 204186, 238217, 306279, 340310, 476434, 510465, 612558, 714651, 1020930, 1191085, 1429302, 1531395, 2143953, 2382170, 3062790, 3573255, 4287906, 7146510, 10719765, 21439530]

約数ペア:

[(1, 21439530), (2, 10719765), (3, 7146510), (5, 4287906), (6, 3573255), (7, 3062790), (9, 2382170), (10, 2143953), (14, 1531395), (15, 1429302), (18, 1191085), (21, 1020930), (30, 714651), (35, 612558), (42, 510465), (45, 476434), (63, 340310), (70, 306279), (90, 238217), (105, 204186), (126, 170155), (210, 102093), (315, 68062), (630, 34031)]