21693264

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 58579584

約数和(自身を除く): 36886320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 73, 82, 123, 146, 151, 164, 219, 246, 292, 302, 328, 438, 453, 492, 584, 604, 656, 876, 906, 984, 1168, 1208, 1752, 1812, 1968, 2416, 2993, 3504, 3624, 5986, 6191, 7248, 8979, 11023, 11972, 12382, 17958, 18573, 22046, 23944, 24764, 33069, 35916, 37146, 44092, 47888, 49528, 66138, 71832, 74292, 88184, 99056, 132276, 143664, 148584, 176368, 264552, 297168, 451943, 529104, 903886, 1355829, 1807772, 2711658, 3615544, 5423316, 7231088, 10846632, 21693264]

約数ペア:

[(1, 21693264), (2, 10846632), (3, 7231088), (4, 5423316), (6, 3615544), (8, 2711658), (12, 1807772), (16, 1355829), (24, 903886), (41, 529104), (48, 451943), (73, 297168), (82, 264552), (123, 176368), (146, 148584), (151, 143664), (164, 132276), (219, 99056), (246, 88184), (292, 74292), (302, 71832), (328, 66138), (438, 49528), (453, 47888), (492, 44092), (584, 37146), (604, 35916), (656, 33069), (876, 24764), (906, 23944), (984, 22046), (1168, 18573), (1208, 17958), (1752, 12382), (1812, 11972), (1968, 11023), (2416, 8979), (2993, 7248), (3504, 6191), (3624, 5986)]