21120834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29581}}^1$

素因数の和:29610

約数の個数: 32

約数和(自身を含む): 51117696

約数和(自身を除く): 29996862

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 29581, 59162, 88743, 177486, 207067, 414134, 502877, 621201, 1005754, 1242402, 1508631, 3017262, 3520139, 7040278, 10560417, 21120834]

約数ペア:

[(1, 21120834), (2, 10560417), (3, 7040278), (6, 3520139), (7, 3017262), (14, 1508631), (17, 1242402), (21, 1005754), (34, 621201), (42, 502877), (51, 414134), (102, 207067), (119, 177486), (238, 88743), (357, 59162), (714, 29581)]