21994416

素因数分解:

$2^4\times 3^5\times {\mathrm{5657}}^1$

素因数の和:5680

約数の個数: 60

約数和(自身を含む): 63844872

約数和(自身を除く): 41850456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 5657, 11314, 16971, 22628, 33942, 45256, 50913, 67884, 90512, 101826, 135768, 152739, 203652, 271536, 305478, 407304, 458217, 610956, 814608, 916434, 1221912, 1374651, 1832868, 2443824, 2749302, 3665736, 5498604, 7331472, 10997208, 21994416]

約数ペア:

[(1, 21994416), (2, 10997208), (3, 7331472), (4, 5498604), (6, 3665736), (8, 2749302), (9, 2443824), (12, 1832868), (16, 1374651), (18, 1221912), (24, 916434), (27, 814608), (36, 610956), (48, 458217), (54, 407304), (72, 305478), (81, 271536), (108, 203652), (144, 152739), (162, 135768), (216, 101826), (243, 90512), (324, 67884), (432, 50913), (486, 45256), (648, 33942), (972, 22628), (1296, 16971), (1944, 11314), (3888, 5657)]