21473586

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:169

約数の個数: 80

約数和(自身を含む): 51043608

約数和(自身を除く): 29570022

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 53, 54, 61, 81, 82, 106, 122, 123, 159, 162, 183, 246, 318, 366, 369, 477, 549, 738, 954, 1098, 1107, 1431, 1647, 2173, 2214, 2501, 2862, 3233, 3294, 3321, 4293, 4346, 4941, 5002, 6466, 6519, 6642, 7503, 8586, 9699, 9882, 13038, 15006, 19398, 19557, 22509, 29097, 39114, 45018, 58194, 58671, 67527, 87291, 117342, 132553, 135054, 174582, 176013, 202581, 261873, 265106, 352026, 397659, 405162, 523746, 795318, 1192977, 2385954, 3578931, 7157862, 10736793, 21473586]

約数ペア:

[(1, 21473586), (2, 10736793), (3, 7157862), (6, 3578931), (9, 2385954), (18, 1192977), (27, 795318), (41, 523746), (53, 405162), (54, 397659), (61, 352026), (81, 265106), (82, 261873), (106, 202581), (122, 176013), (123, 174582), (159, 135054), (162, 132553), (183, 117342), (246, 87291), (318, 67527), (366, 58671), (369, 58194), (477, 45018), (549, 39114), (738, 29097), (954, 22509), (1098, 19557), (1107, 19398), (1431, 15006), (1647, 13038), (2173, 9882), (2214, 9699), (2501, 8586), (2862, 7503), (3233, 6642), (3294, 6519), (3321, 6466), (4293, 5002), (4346, 4941)]