21716012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 20619988

約数列:

[1, 2, 4, 19, 29, 38, 58, 59, 76, 116, 118, 167, 236, 334, 551, 668, 1102, 1121, 1711, 2204, 2242, 3173, 3422, 4484, 4843, 6346, 6844, 9686, 9853, 12692, 19372, 19706, 32509, 39412, 65018, 92017, 130036, 184034, 187207, 285737, 368068, 374414, 571474, 748828, 1142948, 5429003, 10858006, 21716012]

約数ペア:

[(1, 21716012), (2, 10858006), (4, 5429003), (19, 1142948), (29, 748828), (38, 571474), (58, 374414), (59, 368068), (76, 285737), (116, 187207), (118, 184034), (167, 130036), (236, 92017), (334, 65018), (551, 39412), (668, 32509), (1102, 19706), (1121, 19372), (1711, 12692), (2204, 9853), (2242, 9686), (3173, 6844), (3422, 6346), (4484, 4843)]