21494619195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4760713}}^1$

素因数の和:4760771

約数の個数: 32

約数和(自身を含む): 40218511872

約数和(自身を除く): 18723892677

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 4760713, 14282139, 23803565, 33324991, 71410695, 99974973, 166624955, 204710659, 499874865, 614131977, 1023553295, 1432974613, 3070659885, 4298923839, 7164873065, 21494619195]

約数ペア:

[(1, 21494619195), (3, 7164873065), (5, 4298923839), (7, 3070659885), (15, 1432974613), (21, 1023553295), (35, 614131977), (43, 499874865), (105, 204710659), (129, 166624955), (215, 99974973), (301, 71410695), (645, 33324991), (903, 23803565), (1505, 14282139), (4515, 4760713)]