21929270110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{25621}}^1$

素因数の和:25921

約数の個数: 64

約数和(自身を含む): 44629014528

約数和(自身を除く): 22699744418

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 251, 310, 341, 502, 682, 1255, 1705, 2510, 2761, 3410, 5522, 7781, 13805, 15562, 25621, 27610, 38905, 51242, 77810, 85591, 128105, 171182, 256210, 281831, 427955, 563662, 794251, 855910, 1409155, 1588502, 2818310, 3971255, 6430871, 7942510, 8736761, 12861742, 17473522, 32154355, 43683805, 64308710, 70739581, 87367610, 141479162, 199357001, 353697905, 398714002, 707395810, 996785005, 1993570010, 2192927011, 4385854022, 10964635055, 21929270110]

約数ペア:

[(1, 21929270110), (2, 10964635055), (5, 4385854022), (10, 2192927011), (11, 1993570010), (22, 996785005), (31, 707395810), (55, 398714002), (62, 353697905), (110, 199357001), (155, 141479162), (251, 87367610), (310, 70739581), (341, 64308710), (502, 43683805), (682, 32154355), (1255, 17473522), (1705, 12861742), (2510, 8736761), (2761, 7942510), (3410, 6430871), (5522, 3971255), (7781, 2818310), (13805, 1588502), (15562, 1409155), (25621, 855910), (27610, 794251), (38905, 563662), (51242, 427955), (77810, 281831), (85591, 256210), (128105, 171182)]