21594720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6427}}^1$

素因数の和:6452

約数の個数: 96

約数和(自身を含む): 77753088

約数和(自身を除く): 56158368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6427, 12854, 19281, 25708, 32135, 38562, 44989, 51416, 64270, 77124, 89978, 96405, 102832, 128540, 134967, 154248, 179956, 192810, 205664, 224945, 257080, 269934, 308496, 359912, 385620, 449890, 514160, 539868, 616992, 674835, 719824, 771240, 899780, 1028320, 1079736, 1349670, 1439648, 1542480, 1799560, 2159472, 2699340, 3084960, 3599120, 4318944, 5398680, 7198240, 10797360, 21594720]

約数ペア:

[(1, 21594720), (2, 10797360), (3, 7198240), (4, 5398680), (5, 4318944), (6, 3599120), (7, 3084960), (8, 2699340), (10, 2159472), (12, 1799560), (14, 1542480), (15, 1439648), (16, 1349670), (20, 1079736), (21, 1028320), (24, 899780), (28, 771240), (30, 719824), (32, 674835), (35, 616992), (40, 539868), (42, 514160), (48, 449890), (56, 385620), (60, 359912), (70, 308496), (80, 269934), (84, 257080), (96, 224945), (105, 205664), (112, 192810), (120, 179956), (140, 154248), (160, 134967), (168, 128540), (210, 102832), (224, 96405), (240, 89978), (280, 77124), (336, 64270), (420, 51416), (480, 44989), (560, 38562), (672, 32135), (840, 25708), (1120, 19281), (1680, 12854), (3360, 6427)]