21972321812

素因数分解:

$2^2\times 7^1\times {\mathrm{10949}}^1\times {\mathrm{71671}}^1$

素因数の和:82631

約数の個数: 24

約数和(自身を含む): 43949270400

約数和(自身を除く): 21976948588

約数列:

[1, 2, 4, 7, 14, 28, 10949, 21898, 43796, 71671, 76643, 143342, 153286, 286684, 306572, 501697, 1003394, 2006788, 784725779, 1569451558, 3138903116, 5493080453, 10986160906, 21972321812]

約数ペア:

[(1, 21972321812), (2, 10986160906), (4, 5493080453), (7, 3138903116), (14, 1569451558), (28, 784725779), (10949, 2006788), (21898, 1003394), (43796, 501697), (71671, 306572), (76643, 286684), (143342, 153286)]