21796996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11329}}^1$

素因数の和:11383

約数の個数: 24

約数和(自身を含む): 42192920

約数和(自身を除く): 20395924

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 11329, 22658, 45316, 147277, 294554, 419173, 589108, 838346, 1676692, 5449249, 10898498, 21796996]

約数ペア:

[(1, 21796996), (2, 10898498), (4, 5449249), (13, 1676692), (26, 838346), (37, 589108), (52, 419173), (74, 294554), (148, 147277), (481, 45316), (962, 22658), (1924, 11329)]