21259076062

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{195457}}^1$

素因数の和:195940

約数の個数: 32

約数和(自身を含む): 38672538048

約数和(自身を除く): 17413461986

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 457, 914, 3199, 6398, 7769, 15538, 54383, 108766, 195457, 390914, 1368199, 2736398, 3322769, 6645538, 23259383, 46518766, 89323849, 178647698, 625266943, 1250533886, 1518505433, 3037010866, 10629538031, 21259076062]

約数ペア:

[(1, 21259076062), (2, 10629538031), (7, 3037010866), (14, 1518505433), (17, 1250533886), (34, 625266943), (119, 178647698), (238, 89323849), (457, 46518766), (914, 23259383), (3199, 6645538), (6398, 3322769), (7769, 2736398), (15538, 1368199), (54383, 390914), (108766, 195457)]