21081936

素因数分解:

$2^4\times 3^1\times {\mathrm{293}}^1\times {\mathrm{1499}}^1$

素因数の和:1803

約数の個数: 40

約数和(自身を含む): 54684000

約数和(自身を除く): 33602064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 293, 586, 879, 1172, 1499, 1758, 2344, 2998, 3516, 4497, 4688, 5996, 7032, 8994, 11992, 14064, 17988, 23984, 35976, 71952, 439207, 878414, 1317621, 1756828, 2635242, 3513656, 5270484, 7027312, 10540968, 21081936]

約数ペア:

[(1, 21081936), (2, 10540968), (3, 7027312), (4, 5270484), (6, 3513656), (8, 2635242), (12, 1756828), (16, 1317621), (24, 878414), (48, 439207), (293, 71952), (586, 35976), (879, 23984), (1172, 17988), (1499, 14064), (1758, 11992), (2344, 8994), (2998, 7032), (3516, 5996), (4497, 4688)]