21402252

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11657}}^1$

素因数の和:11687

約数の個数: 48

約数和(自身を含む): 58756320

約数和(自身を除く): 37354068

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11657, 23314, 34971, 46628, 69942, 104913, 139884, 198169, 209826, 314739, 396338, 419652, 594507, 629478, 792676, 1189014, 1258956, 1783521, 2378028, 3567042, 5350563, 7134084, 10701126, 21402252]

約数ペア:

[(1, 21402252), (2, 10701126), (3, 7134084), (4, 5350563), (6, 3567042), (9, 2378028), (12, 1783521), (17, 1258956), (18, 1189014), (27, 792676), (34, 629478), (36, 594507), (51, 419652), (54, 396338), (68, 314739), (102, 209826), (108, 198169), (153, 139884), (204, 104913), (306, 69942), (459, 46628), (612, 34971), (918, 23314), (1836, 11657)]