21774586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 36315648

約数和(自身を除く): 14541062

約数列:

[1, 2, 17, 31, 34, 62, 73, 146, 283, 527, 566, 1054, 1241, 2263, 2482, 4526, 4811, 8773, 9622, 17546, 20659, 38471, 41318, 76942, 149141, 298282, 351203, 640429, 702406, 1280858, 10887293, 21774586]

約数ペア:

[(1, 21774586), (2, 10887293), (17, 1280858), (31, 702406), (34, 640429), (62, 351203), (73, 298282), (146, 149141), (283, 76942), (527, 41318), (566, 38471), (1054, 20659), (1241, 17546), (2263, 9622), (2482, 8773), (4526, 4811)]