21800130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2183

約数の個数: 64

約数和(自身を含む): 58945536

約数和(自身を除く): 37145406

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 2046, 2131, 3410, 4262, 5115, 6393, 10230, 10655, 12786, 21310, 23441, 31965, 46882, 63930, 66061, 70323, 117205, 132122, 140646, 198183, 234410, 330305, 351615, 396366, 660610, 703230, 726671, 990915, 1453342, 1981830, 2180013, 3633355, 4360026, 7266710, 10900065, 21800130]

約数ペア:

[(1, 21800130), (2, 10900065), (3, 7266710), (5, 4360026), (6, 3633355), (10, 2180013), (11, 1981830), (15, 1453342), (22, 990915), (30, 726671), (31, 703230), (33, 660610), (55, 396366), (62, 351615), (66, 330305), (93, 234410), (110, 198183), (155, 140646), (165, 132122), (186, 117205), (310, 70323), (330, 66061), (341, 63930), (465, 46882), (682, 31965), (930, 23441), (1023, 21310), (1705, 12786), (2046, 10655), (2131, 10230), (3410, 6393), (4262, 5115)]