21703830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19553}}^1$

素因数の和:19600

約数の個数: 32

約数和(自身を含む): 53499744

約数和(自身を除く): 31795914

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 19553, 39106, 58659, 97765, 117318, 195530, 293295, 586590, 723461, 1446922, 2170383, 3617305, 4340766, 7234610, 10851915, 21703830]

約数ペア:

[(1, 21703830), (2, 10851915), (3, 7234610), (5, 4340766), (6, 3617305), (10, 2170383), (15, 1446922), (30, 723461), (37, 586590), (74, 293295), (111, 195530), (185, 117318), (222, 97765), (370, 58659), (555, 39106), (1110, 19553)]