21552030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5569}}^1$

素因数の和:5625

約数の個数: 48

約数和(自身を含む): 57348720

約数和(自身を除く): 35796690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5569, 11138, 16707, 27845, 33414, 50121, 55690, 83535, 100242, 167070, 239467, 250605, 478934, 501210, 718401, 1197335, 1436802, 2155203, 2394670, 3592005, 4310406, 7184010, 10776015, 21552030]

約数ペア:

[(1, 21552030), (2, 10776015), (3, 7184010), (5, 4310406), (6, 3592005), (9, 2394670), (10, 2155203), (15, 1436802), (18, 1197335), (30, 718401), (43, 501210), (45, 478934), (86, 250605), (90, 239467), (129, 167070), (215, 100242), (258, 83535), (387, 55690), (430, 50121), (645, 33414), (774, 27845), (1290, 16707), (1935, 11138), (3870, 5569)]