21306144

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11681}}^1$

素因数の和:11713

約数の個数: 48

約数和(自身を含む): 58877280

約数和(自身を除く): 37571136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11681, 23362, 35043, 46724, 70086, 93448, 140172, 186896, 221939, 280344, 373792, 443878, 560688, 665817, 887756, 1121376, 1331634, 1775512, 2663268, 3551024, 5326536, 7102048, 10653072, 21306144]

約数ペア:

[(1, 21306144), (2, 10653072), (3, 7102048), (4, 5326536), (6, 3551024), (8, 2663268), (12, 1775512), (16, 1331634), (19, 1121376), (24, 887756), (32, 665817), (38, 560688), (48, 443878), (57, 373792), (76, 280344), (96, 221939), (114, 186896), (152, 140172), (228, 93448), (304, 70086), (456, 46724), (608, 35043), (912, 23362), (1824, 11681)]