21070224

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20903}}^1$

素因数の和:20924

約数の個数: 60

約数和(自身を含む): 67394496

約数和(自身を除く): 46324272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20903, 41806, 62709, 83612, 125418, 146321, 167224, 188127, 250836, 292642, 334448, 376254, 438963, 501672, 585284, 752508, 877926, 1003344, 1170568, 1316889, 1505016, 1755852, 2341136, 2633778, 3010032, 3511704, 5267556, 7023408, 10535112, 21070224]

約数ペア:

[(1, 21070224), (2, 10535112), (3, 7023408), (4, 5267556), (6, 3511704), (7, 3010032), (8, 2633778), (9, 2341136), (12, 1755852), (14, 1505016), (16, 1316889), (18, 1170568), (21, 1003344), (24, 877926), (28, 752508), (36, 585284), (42, 501672), (48, 438963), (56, 376254), (63, 334448), (72, 292642), (84, 250836), (112, 188127), (126, 167224), (144, 146321), (168, 125418), (252, 83612), (336, 62709), (504, 41806), (1008, 20903)]