21471930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1051}}^1$

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 56126304

約数和(自身を除く): 34654374

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227, 454, 681, 1051, 1135, 1362, 2043, 2102, 2270, 3153, 3405, 4086, 5255, 6306, 6810, 9459, 10215, 10510, 15765, 18918, 20430, 31530, 47295, 94590, 238577, 477154, 715731, 1192885, 1431462, 2147193, 2385770, 3578655, 4294386, 7157310, 10735965, 21471930]

約数ペア:

[(1, 21471930), (2, 10735965), (3, 7157310), (5, 4294386), (6, 3578655), (9, 2385770), (10, 2147193), (15, 1431462), (18, 1192885), (30, 715731), (45, 477154), (90, 238577), (227, 94590), (454, 47295), (681, 31530), (1051, 20430), (1135, 18918), (1362, 15765), (2043, 10510), (2102, 10215), (2270, 9459), (3153, 6810), (3405, 6306), (4086, 5255)]