21119232

素因数分解:

$2^8\times 3^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 56954016

約数和(自身を除く): 35834784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 107, 128, 192, 214, 256, 257, 321, 384, 428, 514, 642, 768, 771, 856, 1028, 1284, 1542, 1712, 2056, 2568, 3084, 3424, 4112, 5136, 6168, 6848, 8224, 10272, 12336, 13696, 16448, 20544, 24672, 27392, 27499, 32896, 41088, 49344, 54998, 65792, 82176, 82497, 98688, 109996, 164994, 197376, 219992, 329988, 439984, 659976, 879968, 1319952, 1759936, 2639904, 3519872, 5279808, 7039744, 10559616, 21119232]

約数ペア:

[(1, 21119232), (2, 10559616), (3, 7039744), (4, 5279808), (6, 3519872), (8, 2639904), (12, 1759936), (16, 1319952), (24, 879968), (32, 659976), (48, 439984), (64, 329988), (96, 219992), (107, 197376), (128, 164994), (192, 109996), (214, 98688), (256, 82497), (257, 82176), (321, 65792), (384, 54998), (428, 49344), (514, 41088), (642, 32896), (768, 27499), (771, 27392), (856, 24672), (1028, 20544), (1284, 16448), (1542, 13696), (1712, 12336), (2056, 10272), (2568, 8224), (3084, 6848), (3424, 6168), (4112, 5136)]