21241392

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23291}}^1$

素因数の和:23321

約数の個数: 40

約数和(自身を含む): 57764160

約数和(自身を除く): 36522768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 23291, 46582, 69873, 93164, 139746, 186328, 279492, 372656, 442529, 558984, 885058, 1117968, 1327587, 1770116, 2655174, 3540232, 5310348, 7080464, 10620696, 21241392]

約数ペア:

[(1, 21241392), (2, 10620696), (3, 7080464), (4, 5310348), (6, 3540232), (8, 2655174), (12, 1770116), (16, 1327587), (19, 1117968), (24, 885058), (38, 558984), (48, 442529), (57, 372656), (76, 279492), (114, 186328), (152, 139746), (228, 93164), (304, 69873), (456, 46582), (912, 23291)]