21534786

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13147}}^1$

素因数の和:13175

約数の個数: 48

約数和(自身を含む): 57430464

約数和(自身を除く): 35895678

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 13147, 26294, 39441, 78882, 92029, 118323, 170911, 184058, 236646, 276087, 341822, 512733, 552174, 828261, 1025466, 1196377, 1538199, 1656522, 2392754, 3076398, 3589131, 7178262, 10767393, 21534786]

約数ペア:

[(1, 21534786), (2, 10767393), (3, 7178262), (6, 3589131), (7, 3076398), (9, 2392754), (13, 1656522), (14, 1538199), (18, 1196377), (21, 1025466), (26, 828261), (39, 552174), (42, 512733), (63, 341822), (78, 276087), (91, 236646), (117, 184058), (126, 170911), (182, 118323), (234, 92029), (273, 78882), (546, 39441), (819, 26294), (1638, 13147)]