21838788

素因数分解:

$2^2\times 3^3\times {\mathrm{433}}^1\times {\mathrm{467}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 35032572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 433, 467, 866, 934, 1299, 1401, 1732, 1868, 2598, 2802, 3897, 4203, 5196, 5604, 7794, 8406, 11691, 12609, 15588, 16812, 23382, 25218, 46764, 50436, 202211, 404422, 606633, 808844, 1213266, 1819899, 2426532, 3639798, 5459697, 7279596, 10919394, 21838788]

約数ペア:

[(1, 21838788), (2, 10919394), (3, 7279596), (4, 5459697), (6, 3639798), (9, 2426532), (12, 1819899), (18, 1213266), (27, 808844), (36, 606633), (54, 404422), (108, 202211), (433, 50436), (467, 46764), (866, 25218), (934, 23382), (1299, 16812), (1401, 15588), (1732, 12609), (1868, 11691), (2598, 8406), (2802, 7794), (3897, 5604), (4203, 5196)]