21660852

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 52048640

約数和(自身を除く): 30387788

約数列:

[1, 2, 3, 4, 6, 12, 73, 79, 146, 158, 219, 237, 292, 313, 316, 438, 474, 626, 876, 939, 948, 1252, 1878, 3756, 5767, 11534, 17301, 22849, 23068, 24727, 34602, 45698, 49454, 68547, 69204, 74181, 91396, 98908, 137094, 148362, 274188, 296724, 1805071, 3610142, 5415213, 7220284, 10830426, 21660852]

約数ペア:

[(1, 21660852), (2, 10830426), (3, 7220284), (4, 5415213), (6, 3610142), (12, 1805071), (73, 296724), (79, 274188), (146, 148362), (158, 137094), (219, 98908), (237, 91396), (292, 74181), (313, 69204), (316, 68547), (438, 49454), (474, 45698), (626, 34602), (876, 24727), (939, 23068), (948, 22849), (1252, 17301), (1878, 11534), (3756, 5767)]