21607986

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{607}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 24356814

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 349, 607, 698, 1047, 1214, 1821, 2094, 3642, 5933, 10319, 11866, 17799, 20638, 30957, 35598, 61914, 211843, 423686, 635529, 1271058, 3601331, 7202662, 10803993, 21607986]

約数ペア:

[(1, 21607986), (2, 10803993), (3, 7202662), (6, 3601331), (17, 1271058), (34, 635529), (51, 423686), (102, 211843), (349, 61914), (607, 35598), (698, 30957), (1047, 20638), (1214, 17799), (1821, 11866), (2094, 10319), (3642, 5933)]