21084480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{7321}}^1$

素因数の和:7344

約数の個数: 84

約数和(自身を含む): 72531732

約数和(自身を除く): 51447252

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 7321, 14642, 21963, 29284, 36605, 43926, 58568, 65889, 73210, 87852, 109815, 117136, 131778, 146420, 175704, 219630, 234272, 263556, 292840, 329445, 351408, 439260, 468544, 527112, 585680, 658890, 702816, 878520, 1054224, 1171360, 1317780, 1405632, 1757040, 2108448, 2342720, 2635560, 3514080, 4216896, 5271120, 7028160, 10542240, 21084480]

約数ペア:

[(1, 21084480), (2, 10542240), (3, 7028160), (4, 5271120), (5, 4216896), (6, 3514080), (8, 2635560), (9, 2342720), (10, 2108448), (12, 1757040), (15, 1405632), (16, 1317780), (18, 1171360), (20, 1054224), (24, 878520), (30, 702816), (32, 658890), (36, 585680), (40, 527112), (45, 468544), (48, 439260), (60, 351408), (64, 329445), (72, 292840), (80, 263556), (90, 234272), (96, 219630), (120, 175704), (144, 146420), (160, 131778), (180, 117136), (192, 109815), (240, 87852), (288, 73210), (320, 65889), (360, 58568), (480, 43926), (576, 36605), (720, 29284), (960, 21963), (1440, 14642), (2880, 7321)]