21495150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1346

約数の個数: 72

約数和(自身を含む): 59357064

約数和(自身を除く): 37861914

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 150, 185, 222, 225, 333, 370, 450, 555, 666, 925, 1110, 1291, 1665, 1850, 2582, 2775, 3330, 3873, 5550, 6455, 7746, 8325, 11619, 12910, 16650, 19365, 23238, 32275, 38730, 47767, 58095, 64550, 95534, 96825, 116190, 143301, 193650, 238835, 286602, 290475, 429903, 477670, 580950, 716505, 859806, 1194175, 1433010, 2149515, 2388350, 3582525, 4299030, 7165050, 10747575, 21495150]

約数ペア:

[(1, 21495150), (2, 10747575), (3, 7165050), (5, 4299030), (6, 3582525), (9, 2388350), (10, 2149515), (15, 1433010), (18, 1194175), (25, 859806), (30, 716505), (37, 580950), (45, 477670), (50, 429903), (74, 290475), (75, 286602), (90, 238835), (111, 193650), (150, 143301), (185, 116190), (222, 96825), (225, 95534), (333, 64550), (370, 58095), (450, 47767), (555, 38730), (666, 32275), (925, 23238), (1110, 19365), (1291, 16650), (1665, 12910), (1850, 11619), (2582, 8325), (2775, 7746), (3330, 6455), (3873, 5550)]