21443514

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1373}}^1$

素因数の和:1534

約数の個数: 32

約数和(自身を含む): 45506880

約数和(自身を除く): 24063366

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 137, 274, 411, 822, 1373, 2603, 2746, 4119, 5206, 7809, 8238, 15618, 26087, 52174, 78261, 156522, 188101, 376202, 564303, 1128606, 3573919, 7147838, 10721757, 21443514]

約数ペア:

[(1, 21443514), (2, 10721757), (3, 7147838), (6, 3573919), (19, 1128606), (38, 564303), (57, 376202), (114, 188101), (137, 156522), (274, 78261), (411, 52174), (822, 26087), (1373, 15618), (2603, 8238), (2746, 7809), (4119, 5206)]