21134330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 45152640

約数和(自身を除く): 24018310

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 359, 406, 718, 841, 1015, 1682, 1795, 2030, 2513, 3590, 4205, 5026, 5887, 8410, 10411, 11774, 12565, 20822, 25130, 29435, 52055, 58870, 72877, 104110, 145754, 301919, 364385, 603838, 728770, 1509595, 2113433, 3019190, 4226866, 10567165, 21134330]

約数ペア:

[(1, 21134330), (2, 10567165), (5, 4226866), (7, 3019190), (10, 2113433), (14, 1509595), (29, 728770), (35, 603838), (58, 364385), (70, 301919), (145, 145754), (203, 104110), (290, 72877), (359, 58870), (406, 52055), (718, 29435), (841, 25130), (1015, 20822), (1682, 12565), (1795, 11774), (2030, 10411), (2513, 8410), (3590, 5887), (4205, 5026)]