21500426

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 34819200

約数和(自身を除く): 13318774

約数列:

[1, 2, 29, 58, 59, 61, 103, 118, 122, 206, 1711, 1769, 2987, 3422, 3538, 3599, 5974, 6077, 6283, 7198, 12154, 12566, 104371, 176233, 182207, 208742, 352466, 364414, 370697, 741394, 10750213, 21500426]

約数ペア:

[(1, 21500426), (2, 10750213), (29, 741394), (58, 370697), (59, 364414), (61, 352466), (103, 208742), (118, 182207), (122, 176233), (206, 104371), (1711, 12566), (1769, 12154), (2987, 7198), (3422, 6283), (3538, 6077), (3599, 5974)]