19176129

素因数分解:

$3^3\times 7^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 32679680

約数和(自身を除く): 13503551

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 241, 421, 723, 1263, 1687, 2169, 2947, 3789, 5061, 6507, 8841, 11367, 15183, 26523, 45549, 79569, 101461, 304383, 710227, 913149, 2130681, 2739447, 6392043, 19176129]

約数ペア:

[(1, 19176129), (3, 6392043), (7, 2739447), (9, 2130681), (21, 913149), (27, 710227), (63, 304383), (189, 101461), (241, 79569), (421, 45549), (723, 26523), (1263, 15183), (1687, 11367), (2169, 8841), (2947, 6507), (3789, 5061)]