21502350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:762

約数の個数: 72

約数和(自身を含む): 58670352

約数和(自身を除く): 37168002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 142, 150, 213, 225, 355, 426, 450, 639, 673, 710, 1065, 1278, 1346, 1775, 2019, 2130, 3195, 3365, 3550, 4038, 5325, 6057, 6390, 6730, 10095, 10650, 12114, 15975, 16825, 20190, 30285, 31950, 33650, 47783, 50475, 60570, 95566, 100950, 143349, 151425, 238915, 286698, 302850, 430047, 477830, 716745, 860094, 1194575, 1433490, 2150235, 2389150, 3583725, 4300470, 7167450, 10751175, 21502350]

約数ペア:

[(1, 21502350), (2, 10751175), (3, 7167450), (5, 4300470), (6, 3583725), (9, 2389150), (10, 2150235), (15, 1433490), (18, 1194575), (25, 860094), (30, 716745), (45, 477830), (50, 430047), (71, 302850), (75, 286698), (90, 238915), (142, 151425), (150, 143349), (213, 100950), (225, 95566), (355, 60570), (426, 50475), (450, 47783), (639, 33650), (673, 31950), (710, 30285), (1065, 20190), (1278, 16825), (1346, 15975), (1775, 12114), (2019, 10650), (2130, 10095), (3195, 6730), (3365, 6390), (3550, 6057), (4038, 5325)]