21944580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{52249}}^1$

素因数の和:52268

約数の個数: 48

約数和(自身を含む): 70224000

約数和(自身を除く): 48279420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 52249, 104498, 156747, 208996, 261245, 313494, 365743, 522490, 626988, 731486, 783735, 1044980, 1097229, 1462972, 1567470, 1828715, 2194458, 3134940, 3657430, 4388916, 5486145, 7314860, 10972290, 21944580]

約数ペア:

[(1, 21944580), (2, 10972290), (3, 7314860), (4, 5486145), (5, 4388916), (6, 3657430), (7, 3134940), (10, 2194458), (12, 1828715), (14, 1567470), (15, 1462972), (20, 1097229), (21, 1044980), (28, 783735), (30, 731486), (35, 626988), (42, 522490), (60, 365743), (70, 313494), (84, 261245), (105, 208996), (140, 156747), (210, 104498), (420, 52249)]