21611208

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 57657600

約数和(自身を除く): 36046392

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 83, 114, 152, 166, 228, 249, 332, 456, 498, 571, 664, 996, 1142, 1577, 1713, 1992, 2284, 3154, 3426, 4568, 4731, 6308, 6852, 9462, 10849, 12616, 13704, 18924, 21698, 32547, 37848, 43396, 47393, 65094, 86792, 94786, 130188, 142179, 189572, 260376, 284358, 379144, 568716, 900467, 1137432, 1800934, 2701401, 3601868, 5402802, 7203736, 10805604, 21611208]

約数ペア:

[(1, 21611208), (2, 10805604), (3, 7203736), (4, 5402802), (6, 3601868), (8, 2701401), (12, 1800934), (19, 1137432), (24, 900467), (38, 568716), (57, 379144), (76, 284358), (83, 260376), (114, 189572), (152, 142179), (166, 130188), (228, 94786), (249, 86792), (332, 65094), (456, 47393), (498, 43396), (571, 37848), (664, 32547), (996, 21698), (1142, 18924), (1577, 13704), (1713, 12616), (1992, 10849), (2284, 9462), (3154, 6852), (3426, 6308), (4568, 4731)]