21436650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 120

約数和(自身を含む): 61216320

約数和(自身を除く): 39779670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 67, 75, 79, 81, 90, 134, 135, 150, 158, 162, 201, 225, 237, 270, 335, 395, 402, 405, 450, 474, 603, 670, 675, 711, 790, 810, 1005, 1185, 1206, 1350, 1422, 1675, 1809, 1975, 2010, 2025, 2133, 2370, 3015, 3350, 3555, 3618, 3950, 4050, 4266, 5025, 5293, 5427, 5925, 6030, 6399, 7110, 9045, 10050, 10586, 10665, 10854, 11850, 12798, 15075, 15879, 17775, 18090, 21330, 26465, 27135, 30150, 31758, 31995, 35550, 45225, 47637, 52930, 53325, 54270, 63990, 79395, 90450, 95274, 106650, 132325, 135675, 142911, 158790, 159975, 238185, 264650, 271350, 285822, 319950, 396975, 428733, 476370, 714555, 793950, 857466, 1190925, 1429110, 2143665, 2381850, 3572775, 4287330, 7145550, 10718325, 21436650]

約数ペア:

[(1, 21436650), (2, 10718325), (3, 7145550), (5, 4287330), (6, 3572775), (9, 2381850), (10, 2143665), (15, 1429110), (18, 1190925), (25, 857466), (27, 793950), (30, 714555), (45, 476370), (50, 428733), (54, 396975), (67, 319950), (75, 285822), (79, 271350), (81, 264650), (90, 238185), (134, 159975), (135, 158790), (150, 142911), (158, 135675), (162, 132325), (201, 106650), (225, 95274), (237, 90450), (270, 79395), (335, 63990), (395, 54270), (402, 53325), (405, 52930), (450, 47637), (474, 45225), (603, 35550), (670, 31995), (675, 31758), (711, 30150), (790, 27135), (810, 26465), (1005, 21330), (1185, 18090), (1206, 17775), (1350, 15879), (1422, 15075), (1675, 12798), (1809, 11850), (1975, 10854), (2010, 10665), (2025, 10586), (2133, 10050), (2370, 9045), (3015, 7110), (3350, 6399), (3555, 6030), (3618, 5925), (3950, 5427), (4050, 5293), (4266, 5025)]