21895704

素因数分解:

$2^3\times 3^3\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 61286400

約数和(自身を除く): 39390696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 167, 216, 334, 501, 607, 668, 1002, 1214, 1336, 1503, 1821, 2004, 2428, 3006, 3642, 4008, 4509, 4856, 5463, 6012, 7284, 9018, 10926, 12024, 14568, 16389, 18036, 21852, 32778, 36072, 43704, 65556, 101369, 131112, 202738, 304107, 405476, 608214, 810952, 912321, 1216428, 1824642, 2432856, 2736963, 3649284, 5473926, 7298568, 10947852, 21895704]

約数ペア:

[(1, 21895704), (2, 10947852), (3, 7298568), (4, 5473926), (6, 3649284), (8, 2736963), (9, 2432856), (12, 1824642), (18, 1216428), (24, 912321), (27, 810952), (36, 608214), (54, 405476), (72, 304107), (108, 202738), (167, 131112), (216, 101369), (334, 65556), (501, 43704), (607, 36072), (668, 32778), (1002, 21852), (1214, 18036), (1336, 16389), (1503, 14568), (1821, 12024), (2004, 10926), (2428, 9018), (3006, 7284), (3642, 6012), (4008, 5463), (4509, 4856)]