22721496

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{139}}^2$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 66556620

約数和(自身を除く): 43835124

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 139, 147, 168, 196, 278, 294, 392, 417, 556, 588, 834, 973, 1112, 1176, 1668, 1946, 2919, 3336, 3892, 5838, 6811, 7784, 11676, 13622, 19321, 20433, 23352, 27244, 38642, 40866, 54488, 57963, 77284, 81732, 115926, 135247, 154568, 163464, 231852, 270494, 405741, 463704, 540988, 811482, 946729, 1081976, 1622964, 1893458, 2840187, 3245928, 3786916, 5680374, 7573832, 11360748, 22721496]

約数ペア:

[(1, 22721496), (2, 11360748), (3, 7573832), (4, 5680374), (6, 3786916), (7, 3245928), (8, 2840187), (12, 1893458), (14, 1622964), (21, 1081976), (24, 946729), (28, 811482), (42, 540988), (49, 463704), (56, 405741), (84, 270494), (98, 231852), (139, 163464), (147, 154568), (168, 135247), (196, 115926), (278, 81732), (294, 77284), (392, 57963), (417, 54488), (556, 40866), (588, 38642), (834, 27244), (973, 23352), (1112, 20433), (1176, 19321), (1668, 13622), (1946, 11676), (2919, 7784), (3336, 6811), (3892, 5838)]