21652592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2539}}^1$

素因数の和:2601

約数の個数: 40

約数和(自身を含む): 46299120

約数和(自身を除く): 24646528

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 2539, 4264, 5078, 8528, 10156, 20312, 33007, 40624, 66014, 104099, 132028, 208198, 264056, 416396, 528112, 832792, 1353287, 1665584, 2706574, 5413148, 10826296, 21652592]

約数ペア:

[(1, 21652592), (2, 10826296), (4, 5413148), (8, 2706574), (13, 1665584), (16, 1353287), (26, 832792), (41, 528112), (52, 416396), (82, 264056), (104, 208198), (164, 132028), (208, 104099), (328, 66014), (533, 40624), (656, 33007), (1066, 20312), (2132, 10156), (2539, 8528), (4264, 5078)]