21741930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34511}}^1$

素因数の和:34531

約数の個数: 48

約数和(自身を含む): 64606464

約数和(自身を除く): 42864534

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, 34511, 69022, 103533, 172555, 207066, 241577, 310599, 345110, 483154, 517665, 621198, 724731, 1035330, 1207885, 1449462, 1552995, 2174193, 2415770, 3105990, 3623655, 4348386, 7247310, 10870965, 21741930]

約数ペア:

[(1, 21741930), (2, 10870965), (3, 7247310), (5, 4348386), (6, 3623655), (7, 3105990), (9, 2415770), (10, 2174193), (14, 1552995), (15, 1449462), (18, 1207885), (21, 1035330), (30, 724731), (35, 621198), (42, 517665), (45, 483154), (63, 345110), (70, 310599), (90, 241577), (105, 207066), (126, 172555), (210, 103533), (315, 69022), (630, 34511)]