21787672712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6757963}}^1$

素因数の和:6758013

約数の個数: 32

約数和(自身を含む): 45413518080

約数和(自身を除く): 23625845368

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6757963, 13515926, 27031852, 54063704, 87853519, 175707038, 209496853, 351414076, 418993706, 702828152, 837987412, 1675974824, 2723459089, 5446918178, 10893836356, 21787672712]

約数ペア:

[(1, 21787672712), (2, 10893836356), (4, 5446918178), (8, 2723459089), (13, 1675974824), (26, 837987412), (31, 702828152), (52, 418993706), (62, 351414076), (104, 209496853), (124, 175707038), (248, 87853519), (403, 54063704), (806, 27031852), (1612, 13515926), (3224, 6757963)]