21524384

素因数分解:

$2^5\times 7^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 48742848

約数和(自身を除く): 27218464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 307, 313, 614, 626, 1228, 1252, 2149, 2191, 2456, 2504, 4298, 4382, 4912, 5008, 8596, 8764, 9824, 10016, 17192, 17528, 34384, 35056, 68768, 70112, 96091, 192182, 384364, 672637, 768728, 1345274, 1537456, 2690548, 3074912, 5381096, 10762192, 21524384]

約数ペア:

[(1, 21524384), (2, 10762192), (4, 5381096), (7, 3074912), (8, 2690548), (14, 1537456), (16, 1345274), (28, 768728), (32, 672637), (56, 384364), (112, 192182), (224, 96091), (307, 70112), (313, 68768), (614, 35056), (626, 34384), (1228, 17528), (1252, 17192), (2149, 10016), (2191, 9824), (2456, 8764), (2504, 8596), (4298, 5008), (4382, 4912)]