21295302

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 50060592

約数和(自身を除く): 28765290

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 113, 147, 226, 294, 339, 641, 678, 791, 1282, 1582, 1923, 2373, 3846, 4487, 4746, 5537, 8974, 11074, 13461, 16611, 26922, 31409, 33222, 62818, 72433, 94227, 144866, 188454, 217299, 434598, 507031, 1014062, 1521093, 3042186, 3549217, 7098434, 10647651, 21295302]

約数ペア:

[(1, 21295302), (2, 10647651), (3, 7098434), (6, 3549217), (7, 3042186), (14, 1521093), (21, 1014062), (42, 507031), (49, 434598), (98, 217299), (113, 188454), (147, 144866), (226, 94227), (294, 72433), (339, 62818), (641, 33222), (678, 31409), (791, 26922), (1282, 16611), (1582, 13461), (1923, 11074), (2373, 8974), (3846, 5537), (4487, 4746)]