21639618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 96

約数和(自身を含む): 63004032

約数和(自身を除く): 41364414

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1201, 1287, 1386, 1638, 2002, 2402, 2574, 3003, 3603, 6006, 7206, 8407, 9009, 10809, 13211, 15613, 16814, 18018, 21618, 25221, 26422, 31226, 39633, 46839, 50442, 75663, 79266, 92477, 93678, 109291, 118899, 140517, 151326, 171743, 184954, 218582, 237798, 277431, 281034, 327873, 343486, 515229, 554862, 655746, 832293, 983619, 1030458, 1202201, 1545687, 1664586, 1967238, 2404402, 3091374, 3606603, 7213206, 10819809, 21639618]

約数ペア:

[(1, 21639618), (2, 10819809), (3, 7213206), (6, 3606603), (7, 3091374), (9, 2404402), (11, 1967238), (13, 1664586), (14, 1545687), (18, 1202201), (21, 1030458), (22, 983619), (26, 832293), (33, 655746), (39, 554862), (42, 515229), (63, 343486), (66, 327873), (77, 281034), (78, 277431), (91, 237798), (99, 218582), (117, 184954), (126, 171743), (143, 151326), (154, 140517), (182, 118899), (198, 109291), (231, 93678), (234, 92477), (273, 79266), (286, 75663), (429, 50442), (462, 46839), (546, 39633), (693, 31226), (819, 26422), (858, 25221), (1001, 21618), (1201, 18018), (1287, 16814), (1386, 15613), (1638, 13211), (2002, 10809), (2402, 9009), (2574, 8407), (3003, 7206), (3603, 6006)]