21263400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11813}}^1$

素因数の和:11835

約数の個数: 72

約数和(自身を含む): 71415630

約数和(自身を除く): 50152230

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11813, 23626, 35439, 47252, 59065, 70878, 94504, 106317, 118130, 141756, 177195, 212634, 236260, 283512, 295325, 354390, 425268, 472520, 531585, 590650, 708780, 850536, 885975, 1063170, 1181300, 1417560, 1771950, 2126340, 2362600, 2657925, 3543900, 4252680, 5315850, 7087800, 10631700, 21263400]

約数ペア:

[(1, 21263400), (2, 10631700), (3, 7087800), (4, 5315850), (5, 4252680), (6, 3543900), (8, 2657925), (9, 2362600), (10, 2126340), (12, 1771950), (15, 1417560), (18, 1181300), (20, 1063170), (24, 885975), (25, 850536), (30, 708780), (36, 590650), (40, 531585), (45, 472520), (50, 425268), (60, 354390), (72, 295325), (75, 283512), (90, 236260), (100, 212634), (120, 177195), (150, 141756), (180, 118130), (200, 106317), (225, 94504), (300, 70878), (360, 59065), (450, 47252), (600, 35439), (900, 23626), (1800, 11813)]