21949642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6977}}^1$

素因数の和:7014

約数の個数: 24

約数和(自身を含む): 38979108

約数和(自身を除く): 17029466

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 6977, 13954, 76747, 90701, 153494, 181402, 844217, 997711, 1688434, 1995422, 10974821, 21949642]

約数ペア:

[(1, 21949642), (2, 10974821), (11, 1995422), (13, 1688434), (22, 997711), (26, 844217), (121, 181402), (143, 153494), (242, 90701), (286, 76747), (1573, 13954), (3146, 6977)]