21362016

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17117}}^1$

素因数の和:17143

約数の個数: 48

約数和(自身を含む): 60392304

約数和(自身を除く): 39030288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17117, 34234, 51351, 68468, 102702, 136936, 205404, 222521, 273872, 410808, 445042, 547744, 667563, 821616, 890084, 1335126, 1643232, 1780168, 2670252, 3560336, 5340504, 7120672, 10681008, 21362016]

約数ペア:

[(1, 21362016), (2, 10681008), (3, 7120672), (4, 5340504), (6, 3560336), (8, 2670252), (12, 1780168), (13, 1643232), (16, 1335126), (24, 890084), (26, 821616), (32, 667563), (39, 547744), (48, 445042), (52, 410808), (78, 273872), (96, 222521), (104, 205404), (156, 136936), (208, 102702), (312, 68468), (416, 51351), (624, 34234), (1248, 17117)]