21825603

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4919}}^1$

素因数の和:4971

約数の個数: 24

約数和(自身を含む): 34538400

約数和(自身を除く): 12712797

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 4919, 14757, 44271, 83623, 142651, 250869, 427953, 752607, 1283859, 2425067, 7275201, 21825603]

約数ペア:

[(1, 21825603), (3, 7275201), (9, 2425067), (17, 1283859), (29, 752607), (51, 427953), (87, 250869), (153, 142651), (261, 83623), (493, 44271), (1479, 14757), (4437, 4919)]