21074341744

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{418009}}^1$

素因数の和:418177

約数の個数: 40

約数和(自身を含む): 42917922720

約数和(自身を除く): 21843580976

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 137, 184, 274, 368, 548, 1096, 2192, 3151, 6302, 12604, 25208, 50416, 418009, 836018, 1672036, 3344072, 6688144, 9614207, 19228414, 38456828, 57267233, 76913656, 114534466, 153827312, 229068932, 458137864, 916275728, 1317146359, 2634292718, 5268585436, 10537170872, 21074341744]

約数ペア:

[(1, 21074341744), (2, 10537170872), (4, 5268585436), (8, 2634292718), (16, 1317146359), (23, 916275728), (46, 458137864), (92, 229068932), (137, 153827312), (184, 114534466), (274, 76913656), (368, 57267233), (548, 38456828), (1096, 19228414), (2192, 9614207), (3151, 6688144), (6302, 3344072), (12604, 1672036), (25208, 836018), (50416, 418009)]