21271012

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44687}}^1$

素因数の和:44715

約数の個数: 24

約数和(自身を含む): 45045504

約数和(自身を除く): 23774492

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44687, 89374, 178748, 312809, 625618, 759679, 1251236, 1519358, 3038716, 5317753, 10635506, 21271012]

約数ペア:

[(1, 21271012), (2, 10635506), (4, 5317753), (7, 3038716), (14, 1519358), (17, 1251236), (28, 759679), (34, 625618), (68, 312809), (119, 178748), (238, 89374), (476, 44687)]