21882098

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 38793216

約数和(自身を除く): 16911118

約数列:

[1, 2, 7, 14, 43, 86, 163, 223, 301, 326, 446, 602, 1141, 1561, 2282, 3122, 7009, 9589, 14018, 19178, 36349, 49063, 67123, 72698, 98126, 134246, 254443, 508886, 1563007, 3126014, 10941049, 21882098]

約数ペア:

[(1, 21882098), (2, 10941049), (7, 3126014), (14, 1563007), (43, 508886), (86, 254443), (163, 134246), (223, 98126), (301, 72698), (326, 67123), (446, 49063), (602, 36349), (1141, 19178), (1561, 14018), (2282, 9589), (3122, 7009)]