21633075

素因数分解:

$3^6\times 5^2\times {\mathrm{1187}}^1$

素因数の和:1215

約数の個数: 42

約数和(自身を含む): 40253004

約数和(自身を除く): 18619929

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1187, 1215, 2025, 3561, 3645, 5935, 6075, 10683, 17805, 18225, 29675, 32049, 53415, 89025, 96147, 160245, 267075, 288441, 480735, 801225, 865323, 1442205, 2403675, 4326615, 7211025, 21633075]

約数ペア:

[(1, 21633075), (3, 7211025), (5, 4326615), (9, 2403675), (15, 1442205), (25, 865323), (27, 801225), (45, 480735), (75, 288441), (81, 267075), (135, 160245), (225, 96147), (243, 89025), (405, 53415), (675, 32049), (729, 29675), (1187, 18225), (1215, 17805), (2025, 10683), (3561, 6075), (3645, 5935)]