21427230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2239}}^1$

素因数の和:2289

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 36633570

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1914, 2239, 3190, 4478, 4785, 6717, 9570, 11195, 13434, 22390, 24629, 33585, 49258, 64931, 67170, 73887, 123145, 129862, 147774, 194793, 246290, 324655, 369435, 389586, 649310, 714241, 738870, 973965, 1428482, 1947930, 2142723, 3571205, 4285446, 7142410, 10713615, 21427230]

約数ペア:

[(1, 21427230), (2, 10713615), (3, 7142410), (5, 4285446), (6, 3571205), (10, 2142723), (11, 1947930), (15, 1428482), (22, 973965), (29, 738870), (30, 714241), (33, 649310), (55, 389586), (58, 369435), (66, 324655), (87, 246290), (110, 194793), (145, 147774), (165, 129862), (174, 123145), (290, 73887), (319, 67170), (330, 64931), (435, 49258), (638, 33585), (870, 24629), (957, 22390), (1595, 13434), (1914, 11195), (2239, 9570), (3190, 6717), (4478, 4785)]