21244536

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{2707}}^1$

素因数の和:2828

約数の個数: 48

約数和(自身を含む): 58086600

約数和(自身を除く): 36842064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 2707, 3924, 5414, 7848, 8121, 10828, 16242, 21656, 24363, 32484, 48726, 64968, 97452, 194904, 295063, 590126, 885189, 1180252, 1770378, 2360504, 2655567, 3540756, 5311134, 7081512, 10622268, 21244536]

約数ペア:

[(1, 21244536), (2, 10622268), (3, 7081512), (4, 5311134), (6, 3540756), (8, 2655567), (9, 2360504), (12, 1770378), (18, 1180252), (24, 885189), (36, 590126), (72, 295063), (109, 194904), (218, 97452), (327, 64968), (436, 48726), (654, 32484), (872, 24363), (981, 21656), (1308, 16242), (1962, 10828), (2616, 8121), (2707, 7848), (3924, 5414)]