21946064

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10313}}^1$

素因数の和:10347

約数の個数: 40

約数和(自身を含む): 51157440

約数和(自身を除く): 29211376

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 10313, 20626, 41252, 72191, 82504, 144382, 165008, 195947, 288764, 391894, 577528, 783788, 1155056, 1371629, 1567576, 2743258, 3135152, 5486516, 10973032, 21946064]

約数ペア:

[(1, 21946064), (2, 10973032), (4, 5486516), (7, 3135152), (8, 2743258), (14, 1567576), (16, 1371629), (19, 1155056), (28, 783788), (38, 577528), (56, 391894), (76, 288764), (112, 195947), (133, 165008), (152, 144382), (266, 82504), (304, 72191), (532, 41252), (1064, 20626), (2128, 10313)]