21473876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4789}}^1$

素因数の和:4871

約数の個数: 24

約数和(自身を含む): 40236000

約数和(自身を除く): 18762124

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 1121, 2242, 4484, 4789, 9578, 19156, 90991, 181982, 282551, 363964, 565102, 1130204, 5368469, 10736938, 21473876]

約数ペア:

[(1, 21473876), (2, 10736938), (4, 5368469), (19, 1130204), (38, 565102), (59, 363964), (76, 282551), (118, 181982), (236, 90991), (1121, 19156), (2242, 9578), (4484, 4789)]