2151786

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:595

約数の個数: 48

約数和(自身を含む): 5400864

約数和(自身を除く): 3249078

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 563, 637, 1126, 1274, 1689, 1911, 3378, 3822, 3941, 7319, 7882, 11823, 14638, 21957, 23646, 27587, 43914, 51233, 55174, 82761, 102466, 153699, 165522, 307398, 358631, 717262, 1075893, 2151786]

約数ペア:

[(1, 2151786), (2, 1075893), (3, 717262), (6, 358631), (7, 307398), (13, 165522), (14, 153699), (21, 102466), (26, 82761), (39, 55174), (42, 51233), (49, 43914), (78, 27587), (91, 23646), (98, 21957), (147, 14638), (182, 11823), (273, 7882), (294, 7319), (546, 3941), (563, 3822), (637, 3378), (1126, 1911), (1274, 1689)]