21277536

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31663}}^1$

素因数の和:31683

約数の個数: 48

約数和(自身を含む): 63834624

約数和(自身を除く): 42557088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31663, 63326, 94989, 126652, 189978, 221641, 253304, 379956, 443282, 506608, 664923, 759912, 886564, 1013216, 1329846, 1519824, 1773128, 2659692, 3039648, 3546256, 5319384, 7092512, 10638768, 21277536]

約数ペア:

[(1, 21277536), (2, 10638768), (3, 7092512), (4, 5319384), (6, 3546256), (7, 3039648), (8, 2659692), (12, 1773128), (14, 1519824), (16, 1329846), (21, 1013216), (24, 886564), (28, 759912), (32, 664923), (42, 506608), (48, 443282), (56, 379956), (84, 253304), (96, 221641), (112, 189978), (168, 126652), (224, 94989), (336, 63326), (672, 31663)]