21526390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 40741056

約数和(自身を除く): 19214666

約数列:

[1, 2, 5, 10, 23, 46, 115, 173, 230, 346, 541, 865, 1082, 1730, 2705, 3979, 5410, 7958, 12443, 19895, 24886, 39790, 62215, 93593, 124430, 187186, 467965, 935930, 2152639, 4305278, 10763195, 21526390]

約数ペア:

[(1, 21526390), (2, 10763195), (5, 4305278), (10, 2152639), (23, 935930), (46, 467965), (115, 187186), (173, 124430), (230, 93593), (346, 62215), (541, 39790), (865, 24886), (1082, 19895), (1730, 12443), (2705, 7958), (3979, 5410)]