21620130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{102953}}^1$

素因数の和:102970

約数の個数: 32

約数和(自身を含む): 59301504

約数和(自身を除く): 37681374

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 102953, 205906, 308859, 514765, 617718, 720671, 1029530, 1441342, 1544295, 2162013, 3088590, 3603355, 4324026, 7206710, 10810065, 21620130]

約数ペア:

[(1, 21620130), (2, 10810065), (3, 7206710), (5, 4324026), (6, 3603355), (7, 3088590), (10, 2162013), (14, 1544295), (15, 1441342), (21, 1029530), (30, 720671), (35, 617718), (42, 514765), (70, 308859), (105, 205906), (210, 102953)]