21983112

素因数分解:

$2^3\times 3^2\times {\mathrm{503}}^1\times {\mathrm{607}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 59754240

約数和(自身を除く): 37771128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 503, 607, 1006, 1214, 1509, 1821, 2012, 2428, 3018, 3642, 4024, 4527, 4856, 5463, 6036, 7284, 9054, 10926, 12072, 14568, 18108, 21852, 36216, 43704, 305321, 610642, 915963, 1221284, 1831926, 2442568, 2747889, 3663852, 5495778, 7327704, 10991556, 21983112]

約数ペア:

[(1, 21983112), (2, 10991556), (3, 7327704), (4, 5495778), (6, 3663852), (8, 2747889), (9, 2442568), (12, 1831926), (18, 1221284), (24, 915963), (36, 610642), (72, 305321), (503, 43704), (607, 36216), (1006, 21852), (1214, 18108), (1509, 14568), (1821, 12072), (2012, 10926), (2428, 9054), (3018, 7284), (3642, 6036), (4024, 5463), (4527, 4856)]