21703038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 52101120

約数和(自身を除く): 30398082

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 79, 93, 158, 186, 211, 217, 237, 422, 434, 474, 553, 633, 651, 1106, 1266, 1302, 1477, 1659, 2449, 2954, 3318, 4431, 4898, 6541, 7347, 8862, 13082, 14694, 16669, 17143, 19623, 33338, 34286, 39246, 45787, 50007, 51429, 91574, 100014, 102858, 116683, 137361, 233366, 274722, 350049, 516739, 700098, 1033478, 1550217, 3100434, 3617173, 7234346, 10851519, 21703038]

約数ペア:

[(1, 21703038), (2, 10851519), (3, 7234346), (6, 3617173), (7, 3100434), (14, 1550217), (21, 1033478), (31, 700098), (42, 516739), (62, 350049), (79, 274722), (93, 233366), (158, 137361), (186, 116683), (211, 102858), (217, 100014), (237, 91574), (422, 51429), (434, 50007), (474, 45787), (553, 39246), (633, 34286), (651, 33338), (1106, 19623), (1266, 17143), (1302, 16669), (1477, 14694), (1659, 13082), (2449, 8862), (2954, 7347), (3318, 6541), (4431, 4898)]