21728088

素因数分解:

$2^3\times 3^5\times {\mathrm{11177}}^1$

素因数の和:11198

約数の個数: 48

約数和(自身を含む): 61031880

約数和(自身を除く): 39303792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 11177, 22354, 33531, 44708, 67062, 89416, 100593, 134124, 201186, 268248, 301779, 402372, 603558, 804744, 905337, 1207116, 1810674, 2414232, 2716011, 3621348, 5432022, 7242696, 10864044, 21728088]

約数ペア:

[(1, 21728088), (2, 10864044), (3, 7242696), (4, 5432022), (6, 3621348), (8, 2716011), (9, 2414232), (12, 1810674), (18, 1207116), (24, 905337), (27, 804744), (36, 603558), (54, 402372), (72, 301779), (81, 268248), (108, 201186), (162, 134124), (216, 100593), (243, 89416), (324, 67062), (486, 44708), (648, 33531), (972, 22354), (1944, 11177)]