21701932

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9811}}^1$

素因数の和:9901

約数の個数: 24

約数和(自身を含む): 43957760

約数和(自身を除く): 22255828

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9811, 19622, 39244, 68677, 137354, 274708, 775069, 1550138, 3100276, 5425483, 10850966, 21701932]

約数ペア:

[(1, 21701932), (2, 10850966), (4, 5425483), (7, 3100276), (14, 1550138), (28, 775069), (79, 274708), (158, 137354), (316, 68677), (553, 39244), (1106, 19622), (2212, 9811)]