21696588

素因数分解:

$2^2\times 3^2\times {\mathrm{727}}^1\times {\mathrm{829}}^1$

素因数の和:1566

約数の個数: 36

約数和(自身を含む): 54985840

約数和(自身を除く): 33289252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 727, 829, 1454, 1658, 2181, 2487, 2908, 3316, 4362, 4974, 6543, 7461, 8724, 9948, 13086, 14922, 26172, 29844, 602683, 1205366, 1808049, 2410732, 3616098, 5424147, 7232196, 10848294, 21696588]

約数ペア:

[(1, 21696588), (2, 10848294), (3, 7232196), (4, 5424147), (6, 3616098), (9, 2410732), (12, 1808049), (18, 1205366), (36, 602683), (727, 29844), (829, 26172), (1454, 14922), (1658, 13086), (2181, 9948), (2487, 8724), (2908, 7461), (3316, 6543), (4362, 4974)]