21758632

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3847}}^1$

素因数の和:3961

約数の個数: 32

約数和(自身を含む): 47099520

約数和(自身を除く): 25340888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 3847, 5656, 7694, 15388, 26929, 30776, 53858, 107716, 215432, 388547, 777094, 1554188, 2719829, 3108376, 5439658, 10879316, 21758632]

約数ペア:

[(1, 21758632), (2, 10879316), (4, 5439658), (7, 3108376), (8, 2719829), (14, 1554188), (28, 777094), (56, 388547), (101, 215432), (202, 107716), (404, 53858), (707, 30776), (808, 26929), (1414, 15388), (2828, 7694), (3847, 5656)]