21371448

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1109

約数の個数: 96

約数和(自身を含む): 65869200

約数和(自身を除く): 44497752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 49, 51, 56, 68, 84, 98, 102, 119, 136, 147, 168, 196, 204, 238, 294, 357, 392, 408, 476, 588, 714, 833, 952, 1069, 1176, 1428, 1666, 2138, 2499, 2856, 3207, 3332, 4276, 4998, 6414, 6664, 7483, 8552, 9996, 12828, 14966, 18173, 19992, 22449, 25656, 29932, 36346, 44898, 52381, 54519, 59864, 72692, 89796, 104762, 109038, 127211, 145384, 157143, 179592, 209524, 218076, 254422, 314286, 381633, 419048, 436152, 508844, 628572, 763266, 890477, 1017688, 1257144, 1526532, 1780954, 2671431, 3053064, 3561908, 5342862, 7123816, 10685724, 21371448]

約数ペア:

[(1, 21371448), (2, 10685724), (3, 7123816), (4, 5342862), (6, 3561908), (7, 3053064), (8, 2671431), (12, 1780954), (14, 1526532), (17, 1257144), (21, 1017688), (24, 890477), (28, 763266), (34, 628572), (42, 508844), (49, 436152), (51, 419048), (56, 381633), (68, 314286), (84, 254422), (98, 218076), (102, 209524), (119, 179592), (136, 157143), (147, 145384), (168, 127211), (196, 109038), (204, 104762), (238, 89796), (294, 72692), (357, 59864), (392, 54519), (408, 52381), (476, 44898), (588, 36346), (714, 29932), (833, 25656), (952, 22449), (1069, 19992), (1176, 18173), (1428, 14966), (1666, 12828), (2138, 9996), (2499, 8552), (2856, 7483), (3207, 6664), (3332, 6414), (4276, 4998)]