21627396

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4517}}^1$

素因数の和:4553

約数の個数: 72

約数和(自身を含む): 65782080

約数和(自身を除く): 44154684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4517, 4788, 9034, 13551, 18068, 27102, 31619, 40653, 54204, 63238, 81306, 85823, 94857, 126476, 162612, 171646, 189714, 257469, 284571, 343292, 379428, 514938, 569142, 600761, 772407, 1029876, 1138284, 1201522, 1544814, 1802283, 2403044, 3089628, 3604566, 5406849, 7209132, 10813698, 21627396]

約数ペア:

[(1, 21627396), (2, 10813698), (3, 7209132), (4, 5406849), (6, 3604566), (7, 3089628), (9, 2403044), (12, 1802283), (14, 1544814), (18, 1201522), (19, 1138284), (21, 1029876), (28, 772407), (36, 600761), (38, 569142), (42, 514938), (57, 379428), (63, 343292), (76, 284571), (84, 257469), (114, 189714), (126, 171646), (133, 162612), (171, 126476), (228, 94857), (252, 85823), (266, 81306), (342, 63238), (399, 54204), (532, 40653), (684, 31619), (798, 27102), (1197, 18068), (1596, 13551), (2394, 9034), (4517, 4788)]