21207336720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{9883}}^1\times {\mathrm{8941}}^1$

素因数の和:18840

約数の個数: 80

約数和(自身を含む): 65756749632

約数和(自身を除く): 44549412912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8941, 9883, 17882, 19766, 26823, 29649, 35764, 39532, 44705, 49415, 53646, 59298, 71528, 79064, 89410, 98830, 107292, 118596, 134115, 143056, 148245, 158128, 178820, 197660, 214584, 237192, 268230, 296490, 357640, 395320, 429168, 474384, 536460, 592980, 715280, 790640, 1072920, 1185960, 2145840, 2371920, 88363903, 176727806, 265091709, 353455612, 441819515, 530183418, 706911224, 883639030, 1060366836, 1325458545, 1413822448, 1767278060, 2120733672, 2650917090, 3534556120, 4241467344, 5301834180, 7069112240, 10603668360, 21207336720]

約数ペア:

[(1, 21207336720), (2, 10603668360), (3, 7069112240), (4, 5301834180), (5, 4241467344), (6, 3534556120), (8, 2650917090), (10, 2120733672), (12, 1767278060), (15, 1413822448), (16, 1325458545), (20, 1060366836), (24, 883639030), (30, 706911224), (40, 530183418), (48, 441819515), (60, 353455612), (80, 265091709), (120, 176727806), (240, 88363903), (8941, 2371920), (9883, 2145840), (17882, 1185960), (19766, 1072920), (26823, 790640), (29649, 715280), (35764, 592980), (39532, 536460), (44705, 474384), (49415, 429168), (53646, 395320), (59298, 357640), (71528, 296490), (79064, 268230), (89410, 237192), (98830, 214584), (107292, 197660), (118596, 178820), (134115, 158128), (143056, 148245)]