21903948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{55313}}^1$

素因数の和:55334

約数の個数: 36

約数和(自身を含む): 60402888

約数和(自身を除く): 38498940

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 55313, 110626, 165939, 221252, 331878, 497817, 608443, 663756, 995634, 1216886, 1825329, 1991268, 2433772, 3650658, 5475987, 7301316, 10951974, 21903948]

約数ペア:

[(1, 21903948), (2, 10951974), (3, 7301316), (4, 5475987), (6, 3650658), (9, 2433772), (11, 1991268), (12, 1825329), (18, 1216886), (22, 995634), (33, 663756), (36, 608443), (44, 497817), (66, 331878), (99, 221252), (132, 165939), (198, 110626), (396, 55313)]