21900632565

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{1009}}^1\times {\mathrm{29531}}^1$

素因数の和:30562

約数の個数: 48

約数和(自身を含む): 40803773760

約数和(自身を除く): 18903141195

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 1009, 3027, 5045, 7063, 15135, 21189, 29531, 35315, 49441, 88593, 105945, 147655, 148323, 206717, 247205, 442965, 620151, 741615, 1033585, 1447019, 3100755, 4341057, 7235095, 21705285, 29796779, 89390337, 148983895, 208577453, 446951685, 625732359, 1042887265, 1460042171, 3128661795, 4380126513, 7300210855, 21900632565]

約数ペア:

[(1, 21900632565), (3, 7300210855), (5, 4380126513), (7, 3128661795), (15, 1460042171), (21, 1042887265), (35, 625732359), (49, 446951685), (105, 208577453), (147, 148983895), (245, 89390337), (735, 29796779), (1009, 21705285), (3027, 7235095), (5045, 4341057), (7063, 3100755), (15135, 1447019), (21189, 1033585), (29531, 741615), (35315, 620151), (49441, 442965), (88593, 247205), (105945, 206717), (147655, 148323)]