21316950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:518

約数の個数: 72

約数和(自身を含む): 57877248

約数和(自身を除く): 36560298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 127, 150, 225, 254, 373, 381, 450, 635, 746, 762, 1119, 1143, 1270, 1865, 1905, 2238, 2286, 3175, 3357, 3730, 3810, 5595, 5715, 6350, 6714, 9325, 9525, 11190, 11430, 16785, 18650, 19050, 27975, 28575, 33570, 47371, 55950, 57150, 83925, 94742, 142113, 167850, 236855, 284226, 426339, 473710, 710565, 852678, 1184275, 1421130, 2131695, 2368550, 3552825, 4263390, 7105650, 10658475, 21316950]

約数ペア:

[(1, 21316950), (2, 10658475), (3, 7105650), (5, 4263390), (6, 3552825), (9, 2368550), (10, 2131695), (15, 1421130), (18, 1184275), (25, 852678), (30, 710565), (45, 473710), (50, 426339), (75, 284226), (90, 236855), (127, 167850), (150, 142113), (225, 94742), (254, 83925), (373, 57150), (381, 55950), (450, 47371), (635, 33570), (746, 28575), (762, 27975), (1119, 19050), (1143, 18650), (1270, 16785), (1865, 11430), (1905, 11190), (2238, 9525), (2286, 9325), (3175, 6714), (3357, 6350), (3730, 5715), (3810, 5595)]