21518104

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 41587200

約数和(自身を除く): 20069096

約数列:

[1, 2, 4, 8, 47, 94, 151, 188, 302, 376, 379, 604, 758, 1208, 1516, 3032, 7097, 14194, 17813, 28388, 35626, 56776, 57229, 71252, 114458, 142504, 228916, 457832, 2689763, 5379526, 10759052, 21518104]

約数ペア:

[(1, 21518104), (2, 10759052), (4, 5379526), (8, 2689763), (47, 457832), (94, 228916), (151, 142504), (188, 114458), (302, 71252), (376, 57229), (379, 56776), (604, 35626), (758, 28388), (1208, 17813), (1516, 14194), (3032, 7097)]