21541344

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{20399}}^1$

素因数の和:20423

約数の個数: 48

約数和(自身を含む): 61689600

約数和(自身を除く): 40148256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 20399, 40798, 61197, 81596, 122394, 163192, 224389, 244788, 326384, 448778, 489576, 652768, 673167, 897556, 979152, 1346334, 1795112, 1958304, 2692668, 3590224, 5385336, 7180448, 10770672, 21541344]

約数ペア:

[(1, 21541344), (2, 10770672), (3, 7180448), (4, 5385336), (6, 3590224), (8, 2692668), (11, 1958304), (12, 1795112), (16, 1346334), (22, 979152), (24, 897556), (32, 673167), (33, 652768), (44, 489576), (48, 448778), (66, 326384), (88, 244788), (96, 224389), (132, 163192), (176, 122394), (264, 81596), (352, 61197), (528, 40798), (1056, 20399)]