21177200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4813}}^1$

素因数の和:4842

約数の個数: 60

約数和(自身を含む): 55515048

約数和(自身を除く): 34337848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 4813, 9626, 19252, 24065, 38504, 48130, 52943, 77008, 96260, 105886, 120325, 192520, 211772, 240650, 264715, 385040, 423544, 481300, 529430, 847088, 962600, 1058860, 1323575, 1925200, 2117720, 2647150, 4235440, 5294300, 10588600, 21177200]

約数ペア:

[(1, 21177200), (2, 10588600), (4, 5294300), (5, 4235440), (8, 2647150), (10, 2117720), (11, 1925200), (16, 1323575), (20, 1058860), (22, 962600), (25, 847088), (40, 529430), (44, 481300), (50, 423544), (55, 385040), (80, 264715), (88, 240650), (100, 211772), (110, 192520), (176, 120325), (200, 105886), (220, 96260), (275, 77008), (400, 52943), (440, 48130), (550, 38504), (880, 24065), (1100, 19252), (2200, 9626), (4400, 4813)]