21981624

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{130843}}^1$

素因数の和:130859

約数の個数: 32

約数和(自身を含む): 62805120

約数和(自身を除く): 40823496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 130843, 261686, 392529, 523372, 785058, 915901, 1046744, 1570116, 1831802, 2747703, 3140232, 3663604, 5495406, 7327208, 10990812, 21981624]

約数ペア:

[(1, 21981624), (2, 10990812), (3, 7327208), (4, 5495406), (6, 3663604), (7, 3140232), (8, 2747703), (12, 1831802), (14, 1570116), (21, 1046744), (24, 915901), (28, 785058), (42, 523372), (56, 392529), (84, 261686), (168, 130843)]