21609612

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10531}}^1$

素因数の和:10563

約数の個数: 48

約数和(自身を含む): 58979200

約数和(自身を除く): 37369588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10531, 21062, 31593, 42124, 63186, 94779, 126372, 189558, 200089, 284337, 379116, 400178, 568674, 600267, 800356, 1137348, 1200534, 1800801, 2401068, 3601602, 5402403, 7203204, 10804806, 21609612]

約数ペア:

[(1, 21609612), (2, 10804806), (3, 7203204), (4, 5402403), (6, 3601602), (9, 2401068), (12, 1800801), (18, 1200534), (19, 1137348), (27, 800356), (36, 600267), (38, 568674), (54, 400178), (57, 379116), (76, 284337), (108, 200089), (114, 189558), (171, 126372), (228, 94779), (342, 63186), (513, 42124), (684, 31593), (1026, 21062), (2052, 10531)]