21107892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{503}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 32235468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 269, 503, 538, 807, 1006, 1076, 1509, 1614, 2012, 3018, 3228, 3497, 6036, 6539, 6994, 10491, 13078, 13988, 19617, 20982, 26156, 39234, 41964, 78468, 135307, 270614, 405921, 541228, 811842, 1623684, 1758991, 3517982, 5276973, 7035964, 10553946, 21107892]

約数ペア:

[(1, 21107892), (2, 10553946), (3, 7035964), (4, 5276973), (6, 3517982), (12, 1758991), (13, 1623684), (26, 811842), (39, 541228), (52, 405921), (78, 270614), (156, 135307), (269, 78468), (503, 41964), (538, 39234), (807, 26156), (1006, 20982), (1076, 19617), (1509, 13988), (1614, 13078), (2012, 10491), (3018, 6994), (3228, 6539), (3497, 6036)]