21861204

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 30974124

約数列:

[1, 2, 3, 4, 6, 12, 47, 83, 94, 141, 166, 188, 249, 282, 332, 467, 498, 564, 934, 996, 1401, 1868, 2802, 3901, 5604, 7802, 11703, 15604, 21949, 23406, 38761, 43898, 46812, 65847, 77522, 87796, 116283, 131694, 155044, 232566, 263388, 465132, 1821767, 3643534, 5465301, 7287068, 10930602, 21861204]

約数ペア:

[(1, 21861204), (2, 10930602), (3, 7287068), (4, 5465301), (6, 3643534), (12, 1821767), (47, 465132), (83, 263388), (94, 232566), (141, 155044), (166, 131694), (188, 116283), (249, 87796), (282, 77522), (332, 65847), (467, 46812), (498, 43898), (564, 38761), (934, 23406), (996, 21949), (1401, 15604), (1868, 11703), (2802, 7802), (3901, 5604)]