21934588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^2$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 43807960

約数和(自身を除く): 21873372

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 149, 247, 298, 494, 596, 988, 1937, 2831, 3874, 5662, 7748, 11324, 22201, 36803, 44402, 73606, 88804, 147212, 288613, 421819, 577226, 843638, 1154452, 1687276, 5483647, 10967294, 21934588]

約数ペア:

[(1, 21934588), (2, 10967294), (4, 5483647), (13, 1687276), (19, 1154452), (26, 843638), (38, 577226), (52, 421819), (76, 288613), (149, 147212), (247, 88804), (298, 73606), (494, 44402), (596, 36803), (988, 22201), (1937, 11324), (2831, 7748), (3874, 5662)]