21892312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1163}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 44488080

約数和(自身を除く): 22595768

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 181, 362, 724, 1163, 1448, 2326, 2353, 4652, 4706, 9304, 9412, 15119, 18824, 30238, 60476, 120952, 210503, 421006, 842012, 1684024, 2736539, 5473078, 10946156, 21892312]

約数ペア:

[(1, 21892312), (2, 10946156), (4, 5473078), (8, 2736539), (13, 1684024), (26, 842012), (52, 421006), (104, 210503), (181, 120952), (362, 60476), (724, 30238), (1163, 18824), (1448, 15119), (2326, 9412), (2353, 9304), (4652, 4706)]