21403804945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1\times {\mathrm{9091}}^1$

素因数の和:9525

約数の個数: 32

約数和(自身を含む): 27337098240

約数和(自身を除く): 5933293295

約数列:

[1, 5, 23, 59, 115, 295, 347, 1357, 1735, 6785, 7981, 9091, 20473, 39905, 45455, 102365, 209093, 470879, 536369, 1045465, 2354395, 2681845, 3154577, 12336487, 15772885, 61682435, 72555271, 186120043, 362776355, 930600215, 4280760989, 21403804945]

約数ペア:

[(1, 21403804945), (5, 4280760989), (23, 930600215), (59, 362776355), (115, 186120043), (295, 72555271), (347, 61682435), (1357, 15772885), (1735, 12336487), (6785, 3154577), (7981, 2681845), (9091, 2354395), (20473, 1045465), (39905, 536369), (45455, 470879), (102365, 209093)]