21164496

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6581}}^1$

素因数の和:6659

約数の個数: 40

約数和(自身を含む): 55499424

約数和(自身を除く): 34334928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6581, 13162, 19743, 26324, 39486, 52648, 78972, 105296, 157944, 315888, 440927, 881854, 1322781, 1763708, 2645562, 3527416, 5291124, 7054832, 10582248, 21164496]

約数ペア:

[(1, 21164496), (2, 10582248), (3, 7054832), (4, 5291124), (6, 3527416), (8, 2645562), (12, 1763708), (16, 1322781), (24, 881854), (48, 440927), (67, 315888), (134, 157944), (201, 105296), (268, 78972), (402, 52648), (536, 39486), (804, 26324), (1072, 19743), (1608, 13162), (3216, 6581)]