21093420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18503}}^1$

素因数の和:18534

約数の個数: 48

約数和(自身を含む): 62173440

約数和(自身を除く): 41080020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18503, 37006, 55509, 74012, 92515, 111018, 185030, 222036, 277545, 351557, 370060, 555090, 703114, 1054671, 1110180, 1406228, 1757785, 2109342, 3515570, 4218684, 5273355, 7031140, 10546710, 21093420]

約数ペア:

[(1, 21093420), (2, 10546710), (3, 7031140), (4, 5273355), (5, 4218684), (6, 3515570), (10, 2109342), (12, 1757785), (15, 1406228), (19, 1110180), (20, 1054671), (30, 703114), (38, 555090), (57, 370060), (60, 351557), (76, 277545), (95, 222036), (114, 185030), (190, 111018), (228, 92515), (285, 74012), (380, 55509), (570, 37006), (1140, 18503)]