21016926

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8779}}^1$

素因数の和:8813

約数の個数: 48

約数和(自身を含む): 54787200

約数和(自身を除く): 33770274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8779, 17558, 26337, 52674, 61453, 79011, 122906, 158022, 166801, 184359, 333602, 368718, 500403, 553077, 1000806, 1106154, 1167607, 1501209, 2335214, 3002418, 3502821, 7005642, 10508463, 21016926]

約数ペア:

[(1, 21016926), (2, 10508463), (3, 7005642), (6, 3502821), (7, 3002418), (9, 2335214), (14, 1501209), (18, 1167607), (19, 1106154), (21, 1000806), (38, 553077), (42, 500403), (57, 368718), (63, 333602), (114, 184359), (126, 166801), (133, 158022), (171, 122906), (266, 79011), (342, 61453), (399, 52674), (798, 26337), (1197, 17558), (2394, 8779)]