21593325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{22147}}^1$

素因数の和:22173

約数の個数: 24

約数和(自身を含む): 38448928

約数和(自身を除く): 16855603

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 22147, 66441, 110735, 287911, 332205, 553675, 863733, 1439555, 1661025, 4318665, 7197775, 21593325]

約数ペア:

[(1, 21593325), (3, 7197775), (5, 4318665), (13, 1661025), (15, 1439555), (25, 863733), (39, 553675), (65, 332205), (75, 287911), (195, 110735), (325, 66441), (975, 22147)]