21115691072

素因数分解:

$2^6\times 7^1\times {\mathrm{47133239}}^1$

素因数の和:47133258

約数の個数: 28

約数和(自身を含む): 47887371840

約数和(自身を除く): 26771680768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 47133239, 94266478, 188532956, 329932673, 377065912, 659865346, 754131824, 1319730692, 1508263648, 2639461384, 3016527296, 5278922768, 10557845536, 21115691072]

約数ペア:

[(1, 21115691072), (2, 10557845536), (4, 5278922768), (7, 3016527296), (8, 2639461384), (14, 1508263648), (16, 1319730692), (28, 754131824), (32, 659865346), (56, 377065912), (64, 329932673), (112, 188532956), (224, 94266478), (448, 47133239)]