21902364

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 44141796

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 41, 44, 57, 66, 71, 76, 82, 99, 114, 123, 132, 142, 164, 171, 198, 209, 213, 228, 246, 284, 342, 369, 396, 418, 426, 451, 492, 627, 639, 684, 738, 779, 781, 836, 852, 902, 1254, 1278, 1349, 1353, 1476, 1558, 1562, 1804, 1881, 2337, 2343, 2508, 2556, 2698, 2706, 2911, 3116, 3124, 3762, 4047, 4059, 4674, 4686, 5396, 5412, 5822, 7011, 7029, 7524, 8094, 8118, 8569, 8733, 9348, 9372, 11644, 12141, 14022, 14058, 14839, 16188, 16236, 17138, 17466, 24282, 25707, 26199, 28044, 28116, 29678, 32021, 34276, 34932, 44517, 48564, 51414, 52398, 55309, 59356, 64042, 77121, 89034, 96063, 102828, 104796, 110618, 128084, 133551, 154242, 165927, 178068, 192126, 221236, 267102, 288189, 308484, 331854, 384252, 497781, 534204, 576378, 608399, 663708, 995562, 1152756, 1216798, 1825197, 1991124, 2433596, 3650394, 5475591, 7300788, 10951182, 21902364]

約数ペア:

[(1, 21902364), (2, 10951182), (3, 7300788), (4, 5475591), (6, 3650394), (9, 2433596), (11, 1991124), (12, 1825197), (18, 1216798), (19, 1152756), (22, 995562), (33, 663708), (36, 608399), (38, 576378), (41, 534204), (44, 497781), (57, 384252), (66, 331854), (71, 308484), (76, 288189), (82, 267102), (99, 221236), (114, 192126), (123, 178068), (132, 165927), (142, 154242), (164, 133551), (171, 128084), (198, 110618), (209, 104796), (213, 102828), (228, 96063), (246, 89034), (284, 77121), (342, 64042), (369, 59356), (396, 55309), (418, 52398), (426, 51414), (451, 48564), (492, 44517), (627, 34932), (639, 34276), (684, 32021), (738, 29678), (779, 28116), (781, 28044), (836, 26199), (852, 25707), (902, 24282), (1254, 17466), (1278, 17138), (1349, 16236), (1353, 16188), (1476, 14839), (1558, 14058), (1562, 14022), (1804, 12141), (1881, 11644), (2337, 9372), (2343, 9348), (2508, 8733), (2556, 8569), (2698, 8118), (2706, 8094), (2911, 7524), (3116, 7029), (3124, 7011), (3762, 5822), (4047, 5412), (4059, 5396), (4674, 4686)]