21697950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 58281984

約数和(自身を除く): 36584034

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 67, 75, 85, 102, 127, 134, 150, 170, 201, 254, 255, 335, 381, 402, 425, 510, 635, 670, 762, 850, 1005, 1139, 1270, 1275, 1675, 1905, 2010, 2159, 2278, 2550, 3175, 3350, 3417, 3810, 4318, 5025, 5695, 6350, 6477, 6834, 8509, 9525, 10050, 10795, 11390, 12954, 17018, 17085, 19050, 21590, 25527, 28475, 32385, 34170, 42545, 51054, 53975, 56950, 64770, 85090, 85425, 107950, 127635, 144653, 161925, 170850, 212725, 255270, 289306, 323850, 425450, 433959, 638175, 723265, 867918, 1276350, 1446530, 2169795, 3616325, 4339590, 7232650, 10848975, 21697950]

約数ペア:

[(1, 21697950), (2, 10848975), (3, 7232650), (5, 4339590), (6, 3616325), (10, 2169795), (15, 1446530), (17, 1276350), (25, 867918), (30, 723265), (34, 638175), (50, 433959), (51, 425450), (67, 323850), (75, 289306), (85, 255270), (102, 212725), (127, 170850), (134, 161925), (150, 144653), (170, 127635), (201, 107950), (254, 85425), (255, 85090), (335, 64770), (381, 56950), (402, 53975), (425, 51054), (510, 42545), (635, 34170), (670, 32385), (762, 28475), (850, 25527), (1005, 21590), (1139, 19050), (1270, 17085), (1275, 17018), (1675, 12954), (1905, 11390), (2010, 10795), (2159, 10050), (2278, 9525), (2550, 8509), (3175, 6834), (3350, 6477), (3417, 6350), (3810, 5695), (4318, 5025)]