21453444

素因数分解:

$2^2\times 3^3\times {\mathrm{271}}^1\times {\mathrm{733}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 55901440

約数和(自身を除く): 34447996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 271, 542, 733, 813, 1084, 1466, 1626, 2199, 2439, 2932, 3252, 4398, 4878, 6597, 7317, 8796, 9756, 13194, 14634, 19791, 26388, 29268, 39582, 79164, 198643, 397286, 595929, 794572, 1191858, 1787787, 2383716, 3575574, 5363361, 7151148, 10726722, 21453444]

約数ペア:

[(1, 21453444), (2, 10726722), (3, 7151148), (4, 5363361), (6, 3575574), (9, 2383716), (12, 1787787), (18, 1191858), (27, 794572), (36, 595929), (54, 397286), (108, 198643), (271, 79164), (542, 39582), (733, 29268), (813, 26388), (1084, 19791), (1466, 14634), (1626, 13194), (2199, 9756), (2439, 8796), (2932, 7317), (3252, 6597), (4398, 4878)]