21060270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1013}}^1$

素因数の和:1047

約数の個数: 128

約数和(自身を含む): 70087680

約数和(自身を除く): 49027410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 135, 154, 165, 189, 198, 210, 231, 270, 297, 315, 330, 378, 385, 462, 495, 594, 630, 693, 770, 945, 990, 1013, 1155, 1386, 1485, 1890, 2026, 2079, 2310, 2970, 3039, 3465, 4158, 5065, 6078, 6930, 7091, 9117, 10130, 10395, 11143, 14182, 15195, 18234, 20790, 21273, 22286, 27351, 30390, 33429, 35455, 42546, 45585, 54702, 55715, 63819, 66858, 70910, 78001, 91170, 100287, 106365, 111430, 127638, 136755, 156002, 167145, 191457, 200574, 212730, 234003, 273510, 300861, 319095, 334290, 382914, 390005, 468006, 501435, 601722, 638190, 702009, 780010, 957285, 1002870, 1170015, 1404018, 1504305, 1914570, 2106027, 2340030, 3008610, 3510045, 4212054, 7020090, 10530135, 21060270]

約数ペア:

[(1, 21060270), (2, 10530135), (3, 7020090), (5, 4212054), (6, 3510045), (7, 3008610), (9, 2340030), (10, 2106027), (11, 1914570), (14, 1504305), (15, 1404018), (18, 1170015), (21, 1002870), (22, 957285), (27, 780010), (30, 702009), (33, 638190), (35, 601722), (42, 501435), (45, 468006), (54, 390005), (55, 382914), (63, 334290), (66, 319095), (70, 300861), (77, 273510), (90, 234003), (99, 212730), (105, 200574), (110, 191457), (126, 167145), (135, 156002), (154, 136755), (165, 127638), (189, 111430), (198, 106365), (210, 100287), (231, 91170), (270, 78001), (297, 70910), (315, 66858), (330, 63819), (378, 55715), (385, 54702), (462, 45585), (495, 42546), (594, 35455), (630, 33429), (693, 30390), (770, 27351), (945, 22286), (990, 21273), (1013, 20790), (1155, 18234), (1386, 15195), (1485, 14182), (1890, 11143), (2026, 10395), (2079, 10130), (2310, 9117), (2970, 7091), (3039, 6930), (3465, 6078), (4158, 5065)]