21982812

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 53508000

約数和(自身を除く): 31525188

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 181, 348, 349, 362, 543, 698, 724, 1047, 1086, 1396, 2094, 2172, 4188, 5249, 10121, 10498, 15747, 20242, 20996, 30363, 31494, 40484, 60726, 62988, 63169, 121452, 126338, 189507, 252676, 379014, 758028, 1831901, 3663802, 5495703, 7327604, 10991406, 21982812]

約数ペア:

[(1, 21982812), (2, 10991406), (3, 7327604), (4, 5495703), (6, 3663802), (12, 1831901), (29, 758028), (58, 379014), (87, 252676), (116, 189507), (174, 126338), (181, 121452), (348, 63169), (349, 62988), (362, 60726), (543, 40484), (698, 31494), (724, 30363), (1047, 20996), (1086, 20242), (1396, 15747), (2094, 10498), (2172, 10121), (4188, 5249)]