21302021502

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{70439}}^1$

素因数の和:70817

約数の個数: 48

約数和(自身を含む): 47174231520

約数和(自身を除く): 25872210018

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 317, 318, 477, 634, 951, 954, 1902, 2853, 5706, 16801, 33602, 50403, 70439, 100806, 140878, 151209, 211317, 302418, 422634, 633951, 1267902, 3733267, 7466534, 11199801, 22329163, 22399602, 33599403, 44658326, 66987489, 67198806, 133974978, 200962467, 401924934, 1183445639, 2366891278, 3550336917, 7100673834, 10651010751, 21302021502]

約数ペア:

[(1, 21302021502), (2, 10651010751), (3, 7100673834), (6, 3550336917), (9, 2366891278), (18, 1183445639), (53, 401924934), (106, 200962467), (159, 133974978), (317, 67198806), (318, 66987489), (477, 44658326), (634, 33599403), (951, 22399602), (954, 22329163), (1902, 11199801), (2853, 7466534), (5706, 3733267), (16801, 1267902), (33602, 633951), (50403, 422634), (70439, 302418), (100806, 211317), (140878, 151209)]