21134036

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1163}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 46932480

約数和(自身を除く): 25798444

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 118, 154, 236, 308, 413, 649, 826, 1163, 1298, 1652, 2326, 2596, 4543, 4652, 8141, 9086, 12793, 16282, 18172, 25586, 32564, 51172, 68617, 89551, 137234, 179102, 274468, 358204, 480319, 754787, 960638, 1509574, 1921276, 3019148, 5283509, 10567018, 21134036]

約数ペア:

[(1, 21134036), (2, 10567018), (4, 5283509), (7, 3019148), (11, 1921276), (14, 1509574), (22, 960638), (28, 754787), (44, 480319), (59, 358204), (77, 274468), (118, 179102), (154, 137234), (236, 89551), (308, 68617), (413, 51172), (649, 32564), (826, 25586), (1163, 18172), (1298, 16282), (1652, 12793), (2326, 9086), (2596, 8141), (4543, 4652)]