21324968132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1427}}^1\times {\mathrm{287383}}^1$

素因数の和:288827

約数の個数: 24

約数和(自身を含む): 40217666496

約数和(自身を除く): 18892698364

約数列:

[1, 2, 4, 13, 26, 52, 1427, 2854, 5708, 18551, 37102, 74204, 287383, 574766, 1149532, 3735979, 7471958, 14943916, 410095541, 820191082, 1640382164, 5331242033, 10662484066, 21324968132]

約数ペア:

[(1, 21324968132), (2, 10662484066), (4, 5331242033), (13, 1640382164), (26, 820191082), (52, 410095541), (1427, 14943916), (2854, 7471958), (5708, 3735979), (18551, 1149532), (37102, 574766), (74204, 287383)]